CrossroadsMath--SummerCurriculum
Rising7thGraders--YaleCohort
Belowyouwillfindascheduleofwhatshouldbestudied,practiced,ANDMASTEREDeachweekoverthe summer.Weeks1-3focusonensuringfoundationalstandardsaremastered,whileweeks4-8focusonthefirst standardsofthe7thgradecurriculumthatwillbeassessedduringthefirstweeksoftheschoolyear.
● “DailyMemorization”-Creatingflashcards(canbemadebycuttingupblankpaper)isrecommended tohelpinmemorizing.Reviewingthesefor10minuteseachdayishighlyencouraged.
● KhanAcademy.orgisanexcellentresourcewith“howto”videosandmultiplepracticetypesperskill. ● Tokeeporganized,usethisfront&backcoverpageasachecklistofwhatyouhavemastered. ● Thispacketismerelyaguide.Studentsareresponsibleforfullyunderstandingeachstandardlisted.
Forsomethispacketwillbeenoughinstructionandpractice,butforotherstheywillneedto supplementinstructionwithvideosonlineandfindadditionalpracticeonlineaswell.
PrerequisiteLevelSkillsList ⇨⇨⇨QUIZON2ndDAYOFSCHOOL:Wednesday,September4th,2019⇦⇦⇦
Week DailyMEMORIZATION StandardstoLearn&Practice Mastery?
week
1
Pages 3-8
6.RP.3 EquivalentFraction,Decimal, Percentvalues:Tenths&Fifths
110
210
310
410
510
610
710
810
910 10
10 0.10.20.30.40.50.60.70.80.91.0 10%20%30%40%50%60%70%80%90%100%
51
52
53
54
55
0.20.40.60.81.0 20%40%60%80%100%
NumberSystem:Decimals � 6.NS.3-DecimalOperations
❏ Add ❏ Subtract ❏ Multiply ❏ Divide
week
2
Pages 9-13
6.RP.3 EquivalentFraction,Decimal, Percentvalues:Eighths,
Fourths,Halves 8
183
85
87
0.1250.3750.6250.875 12.5%36.7%62.5%87.5%
and 21
22
41
42
43
44
0.51.00.250.50.751.0 50%100%25%50%75%100%
NumberSystem:Fractions 5.NF.1-AddingandSubtractingFractionsand MixedNumberswithUNlikeDenominators
❏ 4.NFB.3c-AddingandSubtractingFractions andMixedNumberswithLIKEDenominators
week
3
Pages 14-19
6.RP.3 EquivalentFraction,Decimal, Percentvalues:Thirds& Convertingbetweenany fraction,decimal,percent
=0. =33. %31 3 3 =0. =66. %3
2 6 6
NumberSystem/Expressions&Equations 6.EE.1-OrderofOperations&Exponents
❏ Withwholenumbers ❏ WithDecimals&Fractions
YOUWILLHAVEAQUIZONTHESESTANDARDSONTHE2ndDAYOFSCHOOL! Thisquizwillnotcounttowardyourquarteronemathgrade;however,alloftheseskills
foundationallysupporttheseventhgradecurriculumandmasteryof7thgradematerialwillbe incrediblychallengingwithoutthisfoundation.
Questions?Call/TextMrs.Jones443-390-6673before8pm 1
7thGradeMathStandardsList ⇨⇨⇨MASTERYQUIZ2ndweekFriday,September13th,2019on7.NS.1-3⇦⇦⇦ ⇨⇨⇨MASTERYQUIZ3rdweekFriday,September20th,2019on7.SP.3&7.SP.4⇦⇦⇦ ⇨⇨⇨MASTERYQUIZ4thweekFriday,September27th,2019on7.EE.1&7.EE.4⇦⇦⇦
Week DailyMEMORIZATION StandardstoLearn&Practice Mastery?
week
4
Pages 18-24
7.NS.2-Integer Multiplication/Division
Maketwosetsofcards#1-12,one setofpositivesandonesetof
negatives.Shufflethemtogetherand choosetwotocreateamultiplication
facttopractice.
Statistics 7.SP.3-Assessthedegreeofoverlapof twodatasets,measuredifferences betweenthemeasuresofcentersasa multipleofameasureofvariability
week
5
Pages 25-29
7.NS.1-Integer Addition/Subtraction
Maketwosetsofcards#1-12,one setofpositivesandonesetof
negatives.Shufflethemtogetherand choosetwotocreateanadditionor
subtractionfacttopractice.
Statistics 7.SP.4-Usemeasuresofcenterand measuresofvariabilityfornumericaldata fromrandomsamplestodrawinformal comparativeinferencesabouttwo populations
week
6
Pages 30-35
7.NS.1-Integer Addition/Subtraction
ContinueAddition/SubtractionFacts
withnegativesfromweek5
Expressions&Equations 7.EE.1-Applypropertiesofoperationsto add,subtract,factor,andexpandlinear expressionswithrationalcoefficients.
❏ CombiningLikeTerms ❏ Distributiveproperty ❏ AdditiveInverseproperty
week
7
Pages 36-41
7.NS.1-RationalNumbers Addition/Subtraction
Nowaddinsomepracticewith AddingandSubtractingwith
negativesthatincludefractionsand decimals.YoucanuseKhanAcademy orGoogleaworksheettopractice.
Expressions&Equations 7.EE.4-Usevariablestorepresent quantitiesinareal-worldormathematical problem,andconstructsimpleequations andinequalitiestosolveproblemsby reasoningaboutthequantities.
week
8
Pages 42-47
7.NS.1-RationalNumbers Multiplication&Division
Nowaddinsomepracticewith AddingandSubtractingwith
negativesthatincludefractionsand decimals.YoucanuseKhanAcademy orGoogleaworksheettopractice.
NumberSystem 7.NS.1-Add&SubtractRational NumbersandAdditiveInverseProperty 7.NS.2-Multiply&DivideRational Numbers
� 7.NS.3-RationalNumbersOperationsin Context
YOUWILLHAVEAMASTERYQUIZONTHESESTANDARDS!! Eachstandardwillcountasanindividualmasteryquizgradeforquarterone.
Wewillbequicklyreviewingandpracticingtheseskillsduringthefirstthreeweeksofschool.
Pages48-50areANSWERKEYStoPractice(Forstudenttouseregularlytogaugeprogress.) Pages51-52aretheANSWERKEYStoQUIZZES(ForFamilyMemberholdontotocheck)
Questions?Call/TextMrs.Jones443-390-6673before8pm 2
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 6.RP.3-EquivalentPercents,Decimals,Fractions
Tenths&Fifths ____________________________________________________________________________________________________________________________________________________________________________________
-Youwillneedtohavethesebenchmarkfractions,decimals,percentsmemorizedthisweek.
-Thebestwaytomemorizetheseistocreateflashcardsandpracticethemfor10minuteseachday.
-Youcanalsohavesomeonequizyouwiththemtomakesureyouhavemasteredthem!
MEMORIZEtheequivalentdecimal&percentforeachfractionbelow:
Questions?Call/TextMrs.Jones443-390-6673before8pm 3
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
6.NS.3-DecimalOperations Fluentlyadd,subtract,multiply,anddividemulti-digitdecimalsusingthestandardalgorithmfor
eachoperation. ____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-6-NS#6.NS.B.3
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
6.NS.3DecimalAdditionandSubtraction
LINEUPTHEDECIMALS!!inordertoaligntheplacevaluesofdigits Hint:Treatdecimalslikemoney. $5=$5.00
6.NS.3DecimalMultiplication ×
1. Removethedecimalsfromeachfactor 2. Countthetotaldecimalplacevaluesremoved 3. Multiplylikenormal 4. Placethedecimalbackintotheproductusingthetotalnumberof decimalplacevaluesremoved
6.NS.3DecimalDivision ÷
Whenthereisadecimalinthedivisor,youmustmakesomechangesto alignyourdecimalbeforedividing.
1. Movethedecimalinthedivisortomakeitawholenumber 2. Countthenumberofdecimalplacevaluejumpsandmovethe decimalinthedividendthesamenumberoftimesasthedivisor
3. Movethedecimalupintothequotient 4. Dividelikeusinglongdivisionalgorithm
Questions?Call/TextMrs.Jones443-390-6673before8pm 4
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
6.NS.3-DecimalOperations ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE
Adding 1) 2.4+3.3=
2) 12.7+2.8=
3) 6.72+5=
4) 245.987+16.204=
5) 34.69+72.507=
---------------------------------------------------------------------------------------------------- Subtracting 1) 7.4-3.3=
2) 15.7-2.8=
3) 6.79-5=
4) 45.53-16.69=
5) 94.609-72.517=
Questions?Call/TextMrs.Jones443-390-6673before8pm 5
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
6.NS.3-DecimalOperations ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE Multiplying
1) 2.4x0.3=
2) 12.7x0.05=
3) 6.72x10=
4) 0.024x0.62=
5) 4.8x5.9=
----------------------------------------------------------------------------------------------------
Dividing
1) 0.24÷0.3=
2) 0.125÷0.5=
3) 68.5÷10=
4) 12.4÷1.2=
5) 4.8÷0.04=
Questions?Call/TextMrs.Jones443-390-6673before8pm 6
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
6.NS.3-DecimalOperations ____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE
1) Supposeyoubuy5poundsofapplesfor$1.29 perpound.Howmuchmoneywouldyouspend ontheapples?
2) Inordertotrainfora5k,youhavedecidedto doapracticerunof3.1milesandhavealready run1.56miles.Howmanymoremilesdoyou needtorun?
3) Mrs.Joneswantstohiketwotrails.Thelength ofonetrailis6.706km.Thelengthoftheother trailis9.0704km.Whatisthetotallengthofthe twotrails?
4) WholeFoodshadpineapplesonsalefor$1.20 perpound.Tonyspent$5.28onpineapples. Howmanypoundsofpineapplesdidhebuy?
5) Ahatcosts$10.95andaT-shirtcosts$14.20. Howmuchchangewillyoureceiveifyoupay forbothitemswitha$50bill?
6) AshelfusedtostoreDVDsis60.96cmwide.If eachDVDis1.5cmwide,whatisthemaximum numberofDVDsthatcanbestoredonthe shelf?
7) Atoyboatcosts$3.88andaballcosts$1.29.If Jabrebuys2toyboatsand3balls,howmuch totalmoneywillshespend?
8) Tomhad$84.50andthenspent$12.25fora musicCD,$17.85foragift,and$15.45for gasoline.Howmuchdidhehaveleft?
Questions?Call/TextMrs.Jones443-390-6673before8pm 7
WEEK1 ____________________________________________________________________________________________________________________________________________________________________________________
6.NS.3-DecimalOperations ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ Thetableshowstheaveragepriceofgold(indollarsperounce)forseveralyears.
1.Findthequotientoftheaveragespricesofgoldin2010and1970.Whatdoesthequotientmean? 2.Aminerfoundthreepiecesofgoldinanundergroundminein1970. Thepiecesweighed0.080ounce,0.122ounce,and0.096ounce.
2a.Findthetotalweightofthegoldthatwasfoundintheundergroundminein1970.
2b.Findthetotalvalue(indollars)ofthegoldwhenitwasmined.
2c.Abouthowmuchmorewasthegoldworthin2010thanin1970?
Questions?Call/TextMrs.Jones443-390-6673before8pm 8
WEEK2 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 6.RP.3-EquivalentPercents,Decimals,Fractions
Eighths&Fourths&Halves ____________________________________________________________________________________________________________________________________________________________________________________
-Youwillneedtohavethesebenchmarkfractions,decimal,percentsmemorizedthisweek.
-Thebestwaytomemorizetheseistocreateflashcardsandpracticethemfor10minuteseachday.
-Youcanalsohavesomeonequizyouwiththemtomakesureyouhavemasteredthem!
MEMORIZEtheequivalentdecimal&percentforeachfractionbelow:
Questions?Call/TextMrs.Jones443-390-6673before8pm 9
WEEK2 ____________________________________________________________________________________________________________________________________________________________________________________
5.NF.1-Add&SubtractFractionswithUNlikeDenominators Addandsubtractfractionswithunlikedenominators(includingmixednumbers)byreplacinggiven fractionswithequivalentfractionsinsuchawayastoproduceanequivalentsumordifferenceof fractionswithlikedenominators.Forexample,2/3+5/4=8/12+15/12=23/12.(Ingeneral,a/b+
c/d=(ad+bc)/bd.) ____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-5-NF#5.NF.A.1
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES: **FIRST,changeanymixednumberstoimproperfractions** Generaltechnique: “Trick”technique: 1.FindLeastCommonDenomination(orLCM) Google:“Butterflyfraction”addition 2.Makeequivalentfractionsusingnewdeno 3.Addthenumerators,denominatorsstaythesame
Questions?Call/TextMrs.Jones443-390-6673before8pm 10
WEEK2 ____________________________________________________________________________________________________________________________________________________________________________________
5.NF.1-Add&SubtractFractionswithUnlikeDenominators ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE
Questions?Call/TextMrs.Jones443-390-6673before8pm 11
WEEK2 ____________________________________________________________________________________________________________________________________________________________________________________
5.NF.1-Add&SubtractFractionswithUNlikeDenominators ____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE
1) Dinaaddedfive-sixthsofabagofsoiltohergarden.HerneighborNatashaadded eleven-eighthsbagsofsoiltohergarden.HowmuchmoresoildidNatashaaddthanDina?
2) IttookNickfive-thirdsofanhourtocompletehismathhomeworkonMonday,three-fourths ofanhouronTuesday,andfive-sixthsofanhouronWednesday.Howmanyhoursdidhetake tocompletehishomeworkaltogether?
3) Dylanreadhisbookaboutanimalsfor22/3hoursthisweek.Hissister,Faith,readher footballbookfor11/5hoursthisweek.HowmuchlongerdidDylanreadhisbookthanFaith readhers?
4) Therewere cratesoftomatoesinthebarnbut cratesoftomatoeswererottenandhad42 41 7 5
3
tobethrownout.Joesold cratesandcanned cratesoftomatoes.Howmanycratesof8 31 7 6
5 tomatoeswereleft?
Questions?Call/TextMrs.Jones443-390-6673before8pm 12
WEEK2 ____________________________________________________________________________________________________________________________________________________________________________________
5.NF.1-Add&SubtractFractionswithUNlikeDenominators ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ Haileyhas3cats:Bonnie,MuffinandBaby.
1.HaileyfeedsthemCatCookiesbrandcatfood. EachdayBonnieeats ofthebox,Muffineats oftheboxandBabyeats of2
181
41
thebox.Whatfractionofawholeboxdothecatseat,inall,eachday? 2.MuffinandBabyspendmuchofeachdaysleeping. Muffinsleepsfor ofthedayandBabysleepsfor oftheday.5
3 710
Whichofthetwocatssleepsforlonger?Howmuchlongerdoesitsleepeachday? 3.Hailey’scatsoftenshareacartonofcatmilk.Bonniealwaysdrinks ofthecarton,Muffinalways3
1
drinks ofthecarton,andBabyalwaysdrinks ofthecarton.512 6
1 Whatfractionofthecartonofcatmilkisleftover? 4.Hailey’scatslovetojumpinandoutoftheircatdoor.Yesterdaythecatdoorwasused100times byhercats.Bonnieuseditfor ofthetimesandMuffinuseditfor ofthetimes.Howmanytimes4
1 310
didBabyusethecatdoor?Explainhowyoufigureditout.
Questions?Call/TextMrs.Jones443-390-6673before8pm 13
WEEK3 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 6.RP.3-EquivalentPercents,Decimals,Fractions
Thirds&Convertingbetweenanyfraction,decimal,percent ____________________________________________________________________________________________________________________________________________________________________________________
-Youwillneedtohavethesebenchmarkfractions,decimal,percentsmemorizedthisweek.
-Thebestwaytomemorizetheseistocreateflashcardsandpracticethemfor10minuteseachday.
-Youcanalsohavesomeonequizyouwiththemtomakesureyouhavemasteredthem!
MEMORIZEtheequivalentdecimal&percentforeachfractionbelow:
KhanAcademy.orghasatonofpracticewith“Percent,fraction,decimalconversions”
Questions?Call/TextMrs.Jones443-390-6673before8pm 14
WEEK3 ____________________________________________________________________________________________________________________________________________________________________________________
6.EE.1-OrderofOperations&Exponents Writeandevaluatenumericalexpressionsinvolvingwhole-numberexponents.
____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-6-EE#6.EE.A.1
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
Questions?Call/TextMrs.Jones443-390-6673before8pm 15
WEEK3 ____________________________________________________________________________________________________________________________________________________________________________________
6.EE.1-OrderofOperations&Exponents ____________________________________________________________________________________________________________________________________________________________________________________
SKILLPRACTICE WholeNumbers 1) 36x3+(56÷7)–65
2) 6×[(34–26)+3] 3) 26x3+[(56÷7)–5]
4) [(14+7)+(66÷6)]÷4
WholeNumberswithExponents 5) 8x(13-2)-32
6) (9-2)2+(10÷2)
7) (8-4)2+(12-15÷5)
8) (6x9+32)+3
Questions?Call/TextMrs.Jones443-390-6673before8pm 16
WEEK3 ____________________________________________________________________________________________________________________________________________________________________________________
6.EE.1-OrderofOperations&Exponents ____________________________________________________________________________________________________________________________________________________________________________________
SKILLPRACTICE IntegerswithExponents 9) 6-[10÷5]3•9
10) 8-[14÷7]2•11
11) [(-11)•(-2)2-(-2)]+(-11)
12) [(-42)÷(-7)]2-(-2)•5
RationalNumberswithExponents 13) (8.2+ 1.9))2 ( 2.7) ÷
14) ( 3.7)x( 2.9) ( 9.4)2
15) ( )( 31 2 6
1) ÷ 31
16) x (( 51)2 5
2 + 51) ( 8
7)
Questions?Call/TextMrs.Jones443-390-6673before8pm 17
WEEK3 ____________________________________________________________________________________________________________________________________________________________________________________
6.EE.1-OrderofOperations&Exponents ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ
1) x (( 0) )1 + 2 ( )7 ( )( 3 2÷ 9)
2) .7 ( .1) (0.5) 6 4 2
3) (( 31) 6
5)2 ÷ ( 95)
4) ( .5)1 ÷ ( 1 3
1) + ( .5)1 2
Questions?Call/TextMrs.Jones443-390-6673before8pm 18
PRACTICEQUIZ ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization--Weeks1-3 6.RP.3-EquivalentPercents,Decimals,Fractions
____________________________________________________________________________________________________________________________________________________________________________________
Fraction *SIMPLESTFORMONLY*
Decimal Percent
30%
41
710
60%
0.8
52
20%
85
83
87
81
32
0.75 75%
5%
1.05
Questions?Call/TextMrs.Jones443-390-6673before8pm 19
WEEK4 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 7.NS.2-RationalOperationsMultiplication&Division
MultiplyandDividewithnegatives KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS#7.NS.A.2
____________________________________________________________________________________________________________________________________________________________________________________
7.NS.2-Integer:Multiplication&Division MULTIPLICATION&DIVISIONONLY Hint:Ifthereisanoddnumberofnegatives,itwillbenegative.
KhanAcademy.orghasatonofpracticewithOperationswithNegativesunder7.NS.2
Questions?Call/TextMrs.Jones443-390-6673before8pm 20
WEEK4 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.3-Measurethedifferencesbetweenthemeasuresofcenterasa multipleofameasureofvariability
Informallyassessthedegreeofvisualoverlapoftwonumericaldatadistributionswithsimilar variabilities,measuringthedifferencebetweenthecentersbyexpressingitasamultipleofa
measureofvariability. Forexample,themeanheightofplayersonthebasketballteamis10cmgreaterthanthemean
heightofplayersonthesoccerteam,abouttwicethevariability(meanabsolutedeviation)oneither team;onadotplot,theseparationbetweenthetwodistributionsofheightsisnoticeable.
____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-SP#7.SP.B.3
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
MeasuresofCenter Mean-1.Addupallthenumbers2.Dividebythenumberofaddends Median-1.Orderdataleasttogreatest2.Findthemiddlenumber
(3.If2middlenumbers,findthemeanofthem)
Mode-Numberthatoccursthemost(canhavezero,one,ormultiplemodes)
Questions?Call/TextMrs.Jones443-390-6673before8pm 21
WEEK4 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.3-Measurethedifferencesbetweenthemeasuresofcenterasa multipleofameasureofvariability
____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE
Questions?Call/TextMrs.Jones443-390-6673before8pm 22
WEEK4 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.3-Measurethedifferencesbetweenthemeasuresofcenterasa multipleofameasureofvariability
____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE
Questions?Call/TextMrs.Jones443-390-6673before8pm 23
WEEK4 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.3-Measurethedifferencesbetweenthemeasuresofcenterasa multipleofameasureofvariability
____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ
Questions?Call/TextMrs.Jones443-390-6673before8pm 24
WEEK5 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 7.NS.1-RationalOperationsAddition&Subtraction
Add&Subtractwithnegatives KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS#7.NS.A.1
____________________________________________________________________________________________________________________________________________________________________________________
7.NS.1-Integer:Addition
7.NS.1-Integer:Subtraction ChangeittoanadditionproblembyusingtheAdditiveInverseProperty Tosubtractintegers: “Addtheopposite”
1. Keep1stnumberthesame,always. 2. Changesubtractiontoaddition. 3. Change2ndnumbertoitsopposite/additiveinverse.
Questions?Call/TextMrs.Jones443-390-6673before8pm 25
WEEK5 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.4-CompareTwoPopulationsusingMeasuresofCenter&Variability Usemeasuresofcenterandmeasuresofvariabilityfornumericaldatafromrandomsamplesto
drawinformalcomparativeinferencesabouttwopopulations. Forexample,decidewhetherthewordsinachapterofaseventh-gradesciencebookare
generallylongerthanthewordsinachapterofafourth-gradesciencebook. ____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-SP#7.SP.B.4
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
Questions?Call/TextMrs.Jones443-390-6673before8pm 26
WEEK5 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.4-CompareTwoPopulationsusingMeasuresofCenter&Variability ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE
Questions?Call/TextMrs.Jones443-390-6673before8pm 27
WEEK5 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.4-CompareTwoPopulationsusingMeasuresofCenter&Variability ____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE
Questions?Call/TextMrs.Jones443-390-6673before8pm 28
WEEK5 ____________________________________________________________________________________________________________________________________________________________________________________
7.SP.4-CompareTwoPopulationsusingMeasuresofCenter&Variability ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ
Questions?Call/TextMrs.Jones443-390-6673before8pm 29
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 7.NS.1-RationalOperationsAddition&Subtraction
Add&Subtractwithnegatives CONTINUED
KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS#7.NS.A.1 ____________________________________________________________________________________________________________________________________________________________________________________ Seenotesfromweek5
Findeachsum. Findeachdifference.
KhanAcademy.orghasatonofpracticewithOperationswithNegativesunder7.NS.1
Questions?Call/TextMrs.Jones443-390-6673before8pm 30
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.1-Applypropertiesofoperationsasstrategiestoadd,subtract, factor,andexpandlinearexpressionswithrationalcoefficients.
____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-EE#7.EE.A.1
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
Questions?Call/TextMrs.Jones443-390-6673before8pm 31
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.1-Applypropertiesofoperationsasstrategiestoadd,subtract, factor,andexpandlinearexpressionswithrationalcoefficients.
____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE Add/Subtract
Questions?Call/TextMrs.Jones443-390-6673before8pm 32
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.1-Applypropertiesofoperationsasstrategiestoadd,subtract, factor,andexpandlinearexpressionswithrationalcoefficients.
____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE FactorExpressions Factorthefollowingalgebraicexpressions:
9)6x+24 10)8x2−4x 11)6xy+10x2y 12)m4−3m2
13)6x2+8x+12yx Expand/Simplify
Questions?Call/TextMrs.Jones443-390-6673before8pm 33
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.1-Applypropertiesofoperationsasstrategiestoadd,subtract, factor,andexpandlinearexpressionswithrationalcoefficients.
____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE 1. Whichexpressionrepresentsthesumof(2x–5y)and(x+y)?
2. Inthefollowingequation,aandbarebothintegers.a(3x–8)=b–18x
a. Whatisthevalueofa? b. Whatisthevalueofb?
3. Writetheexpressioninstandardform: (2d) e ) 3d ) 3 + ( 5 + 6 + ( e
4. When issubtractedfrom ,theresultis______x8
5 + 1 31 x 1 4
1 5 61
Questions?Call/TextMrs.Jones443-390-6673before8pm 34
WEEK6 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.1-Applypropertiesofoperationsasstrategiestoadd,subtract, factor,andexpandlinearexpressionswithrationalcoefficients.
____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ 1) Writethesumof and instandardform.x 5 7 + 6 x 4 + 3
2) Writethedifferenceof and instandardform.x 5 7 + 6 x 4 + 3
3) Writethefollowingexpressioninstandardformbyexpandingandcollectinglike terms: (4a ) (a 0) 3 + 6 + 2 1
4) Writethefollowingexpressioninstandardform:
( b) 12 ) 3 • 2 • a + 5 7 + ( • c • 4
Questions?Call/TextMrs.Jones443-390-6673before8pm 35
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 7.NS.1-RationalOperationsAddition&Subtraction
Add&Subtractwithnegatives INCLUDINGDECIMALS&FRACTIONS
KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS#7.NS.A.1 ____________________________________________________________________________________________________________________________________________________________________________________ Continuepracticingwithadditionandsubtraction,nowusingrationalnumbers(fractions/decimals)
Questions?Call/TextMrs.Jones443-390-6673before8pm 36
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.4-ConstructEquations&InequalitiestoSolveProblems Usevariablestorepresentquantitiesinareal-worldormathematicalproblem,andconstruct simpleequationsandinequalitiestosolveproblemsbyreasoningaboutthequantities.
7.EE.4.A--Solvewordproblemsleadingtoequationsoftheformpx+q=randp(x+q)=r,wherep,q,andrare specificrationalnumbers.Solveequationsoftheseformsfluently.Compareanalgebraicsolutiontoanarithmetic
solution,identifyingthesequenceoftheoperationsusedineachapproach. Forexample,theperimeterofarectangleis54cm.Itslengthis6cm.Whatisitswidth?
7.EE.4.B--Solvewordproblemsleadingtoinequalitiesoftheformpx+q>rorpx+q<r,wherep,q,andrarespecific rationalnumbers.Graphthesolutionsetoftheinequalityandinterpretitinthecontextoftheproblem.
Forexample:Asasalesperson,youarepaid$50perweekplus$3persale.Thisweekyouwantyourpaytobeatleast $100.Writeaninequalityforthenumberofsalesyouneedtomake,anddescribethesolutions.
____________________________________________________________________________________________________________________________________________________________________________________ KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-EE#7.EE.B.4
https://www.khanacademy.org/commoncore/grade-7-EE#7.EE.B.4a https://www.khanacademy.org/commoncore/grade-7-EE#7.EE.B.4b
____________________________________________________________________________________________________________________________________________________________________________________ Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard
inadditiontoproceduralmasteryoftheskill. ____________________________________________________________________________________________________________________________________________________________________________________ NOTES: AndDon’tCallMeAfterMidnight!
(AdditiveInverse) 1. DistributiveProperty 2. CombineLikeTerms 3. Movevariabletooneside 4. UndoanyAddition/Subtraction 5. UndoanyMultiplication/Division
*Changesubtractiontoadditiveinverse(“addtheopposite”) *Eliminatefractionsbymultiplyingeverythingbythedenominator
Questions?Call/TextMrs.Jones443-390-6673before8pm 37
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.4-ConstructEquations&InequalitiestoSolveProblems ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE Equations
Questions?Call/TextMrs.Jones443-390-6673before8pm 38
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.4-ConstructEquations&InequalitiestoSolveProblems ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE Inequalities
Questions?Call/TextMrs.Jones443-390-6673before8pm 39
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.4-ConstructEquations&InequalitiestoSolveProblems ____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE 1.Atthezoo,thereare3fewerferretsthantwice thenumberoftigers.Ifthereare21ferrets, what’sanequationforthenumberoftigersat thezoo? 2.Jennaboughtenoughlattesforallherfriends. Eachlattewas$3.50andshegavethebarista a$20bill,whothengaveherback$2.50in change.Writeanequationmodelingthis,with xasthecostperlatte.Howmanylattesdidshe buy? 3.Theperimeterofasquareis15feet.What’s anequationforfindingthelengthofoneofits sides(s)?Howlongiseachside? 4.Yvettecanspendnomorethan$100atherlocal armorythisweek.Shespends$35onpotionsandwants tospendtherestonswords.If eachswordcosts$5,writeaninequalityforthe numberofswordsshecanbuy. 5.Barbaramade$310.05thisweek,andshe’s readytospenditall.Shebuys45kittensand stillhas$3.60leftover.Howmuchwaseach kitten?Whatequationdidyouusetosolve this?
6.Solve50x−18<7andgraphthesolutionona numberline. 7.IfJohnbuys8jacketsatxdollarsapieceand2 movieticketsat$11apiece,what’sthemosthe canspendoneachjacketifhistotalbudgetis $200? 8.Laurasellsusedcars,andshereallyneedsto makeatleast$1055atherjobthismonthto coverherbills.Ifshegetsamonthlysalaryof $600,plus$45.50foreachcarshesells,what’s aninequalitythatshowsthis?Willshebe okayifshesells8cars? 9.Thesumofthreeconsecutiveoddnumbersis 21.What’sanequationrepresentingthis? 10.Usingtheinformationfromthepreviousproblem, whatarethethreenumbers?
Questions?Call/TextMrs.Jones443-390-6673before8pm 40
WEEK7 ____________________________________________________________________________________________________________________________________________________________________________________
7.EE.4-ConstructEquations&InequalitiestoSolveProblems ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ
1. IsBenny’sargumentreasonable?Explainwhyorwhynot.
2. DeterminethenumberofpeopleforwhichGutterGuysislessexpensivethanStrikeForce.Setupequationsor inequalitiesbasedontheinformationprovidedandthensolvetheproblem.Showallofyourwork.
3. InterpretyoursolutionfrompartCintermsofthecontextoftheproblem.WhenisGutterGuysthebetterdeal? WhenisStrikeForcethebetterdeal?WhichbowlingalleycostslessforBenny’sparty?
Questions?Call/TextMrs.Jones443-390-6673before8pm 41
WEEK8 ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization 7.NS.2-RationalOperationsMultiplication&Division
MultiplyandDividewithnegatives INCLUDINGDECIMALS&FRACTIONS
KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS#7.NS.A.2
____________________________________________________________________________________________________________________________________________________________________________________ PracticeofMultiplication/DivisionwithRationalNumbers(fractions/decimals)
Questions?Call/TextMrs.Jones443-390-6673before8pm 42
WEEK8 ____________________________________________________________________________________________________________________________________________________________________________________
7.NS.1-Add/SubtractRationalNumbers Apply&extendpreviousunderstandingsofadditionandsubtractiontoadd&subtractrational numbers;representaddition&subtractiononahorizontalorverticalnumberlinediagram.
7.NS.1.A-Describesituationsinwhichoppositequantitiescombinetomake0.Forexample,ahydrogenatomhas0chargebecause itstwoconstituentsareoppositelycharged. 7.NS.1.B-Understandp+qasthenumberlocatedadistance|q|fromp,inthepositiveornegativedirectiondependingonwhether qispositiveornegative.Showthatanumberanditsoppositehaveasumof0(areadditiveinverses).Interpretsumsofrational numbersbydescribingreal-worldcontexts. 7.NS.1.C-Understandsubtractionofrationalnumbersasaddingtheadditiveinverse,p-q=p+(-q).Showthatthedistancebetween tworationalnumbersonthenumberlineistheabsolutevalueoftheirdifference,andapplythisprincipleinreal-worldcontexts. 7.NS.1.D-Applypropertiesofoperationsasstrategiestoadd&subtractrationalnumbers.Usevariablestorepresentquantitiesina real-worldormathematicalproblem,&constructsimpleequations&inequalitiestosolveproblemsbyreasoningaboutthequantities.
7.NS.2-Multiply/DivideRationalNumbers Applyandextendpreviousunderstandingsofmultiplicationanddivisionandoffractionsto
multiplyanddividerationalnumbers. 7.NS.2.A-Understandthatmultiplicationisextendedfromfractionstorationalnumbersbyrequiringthatoperationscontinueto satisfythepropertiesofoperations,particularlythedistributiveproperty,leadingtoproductssuchas(-1)(-1)=1andtherulesfor multiplyingsignednumbers.Interpretproductsofrationalnumbersbydescribingreal-worldcontexts. 7.NS.2.B-Understandthatintegerscanbedivided,providedthatthedivisorisnotzero,andeveryquotientofintegers(withnon-zero divisor)isarationalnumber.Ifpandqareintegers,then-(p/q)=(-p)/q=p/(-q).Interpretquotientsofrationalnumbersbydescribing real-worldcontexts. 7.NS.2.C--Applypropertiesofoperationsasstrategiestomultiplyanddividerationalnumbers. 7.NS.2.D--Convertarationalnumbertoadecimalusinglongdivision;knowthatthedecimalformofarationalnumberterminatesin 0soreventuallyrepeats.
7.NS.3-SolveRationalOperationsinContext Solvereal-worldandmathematicalproblemsinvolvingthefouroperationswithrationalnumbers.
Computationswithrationalnumbersextendtherulesformanipulatingfractionstocomplexfractions. ____________________________________________________________________________________________________________________________________________________________________________________
KhanAcademy:https://www.khanacademy.org/commoncore/grade-7-NS ____________________________________________________________________________________________________________________________________________________________________________________
Reminder:Youmustdemonstratefullconceptualunderstandingofthestandard inadditiontoproceduralmasteryoftheskill.
____________________________________________________________________________________________________________________________________________________________________________________ NOTES:
Questions?Call/TextMrs.Jones443-390-6673before8pm 43
WEEK8 ____________________________________________________________________________________________________________________________________________________________________________________
7.NS.3-SolveRationalOperationsinContext ____________________________________________________________________________________________________________________________________________________________________________________ SKILLPRACTICE
1. Determinethedifference. a.2–6 b.2–(-6) c.-2–6 d.-2–(-6)
a. a+1 b. b+(-1) c. a+(-2) d. a+(-a) e. a+b
3.Evaluate,thendescribeyourstrategyforcalculatingdifferencesinproblemsinvolvingdecimals.
a.2–6.3 b.2–(-6.3)
4.Louiseclaimsthatsubtractinganegativenumberisequivalenttoaddingthatnumber.For example,2.3–(-4)=2.3+4.DoyouagreewithLouise?Justifyyourresponsemathematicallyusing apictureoranumberline. 5.Decidewhetherthefollowingexpressionsareequal.
a.-4–12=12–(-4) b.3–10=10–3
c.5–(-2)=-2–5 6.Isitpossiblefora–btoequalb–a?Explainyourreasoning.
Questions?Call/TextMrs.Jones443-390-6673before8pm 44
WEEK8 ____________________________________________________________________________________________________________________________________________________________________________________
7.NS.3-SolveRationalOperationsinContext ____________________________________________________________________________________________________________________________________________________________________________________ STANDARDPRACTICE
1) Atnoonthetemperaturewas-3°C.Overthenextfourhoursthetemperaturedropped another15degrees.Theneveryhouruntil7:00thetemperaturerose2degrees.Whatwasthe temperatureat7:00?
2) Paigewasplayingatriviagamewhereyougainedpointsforcorrectanswersandlostpoints forincorrectanswers.Atthestartofround3shewasat-700points.Duringtheroundshe answeredeight400pointquestionscorrectandsheanswerednine600pointsquestions incorrect.Whatwasherscoreattheendoftheround?
3) Racheland4friendsweregoingtothemovies.Eachticketcost$11andthentheybought2 popcornsat$3.5apieceandtheneachpersonboughttheirownsodaat$3.75each.How muchmoneydidtheyspendtotalfortheirtriptothemovies?
4) Arestaurantchefwasorderingsupplies.Heordered4poundsofbeefat9.25perpound,6 poundsofpotatoesat$6.96apoundand5poundsofcarrotsat$9.81perpound.He estimatesthatthiswillmake28meals.Ifhecharges48.32permealhowmuchprofitwillhe make?
Questions?Call/TextMrs.Jones443-390-6673before8pm 45
WEEK8 ____________________________________________________________________________________________________________________________________________________________________________________
7.NS.3-SolveRationalOperationsinContext ____________________________________________________________________________________________________________________________________________________________________________________ PRACTICEQUIZ
1) Suzygetsontheelevatoronthegroundfloor.Shegoesup3floors,down2floors,up7 floors,up2floors,down5floorsandup8floors.Whatfloorissheon?
2) Mt.Everest,thehighestelevationinAsia,is29,028feetabovesealevel.TheDead Sea,thelowestelevation,is1312feetbelowsealevel.Whatisthedifferencebetweenthese twoelevations?
3) Asubmarinewassituated800ftbelowsealevel.Ifitascends250ft,descends300ftand ascends75ft,whatisitsnewposition?
4) ThehighestrecordedtemperatureonEarthis136℉.Thelowestis−129℉.Whatisthe differencebetweenthesetemperatures?
5) Acompanyhasaprofitof$150aweekfor9weeks.Itthenhasalossof$65aweekfor25 weeks.Attheendof34weekswhatisthecompany’sprofitorloss?
Questions?Call/TextMrs.Jones443-390-6673before8pm 46
PRACTICEQUIZ ____________________________________________________________________________________________________________________________________________________________________________________
DailyMemorization--Weeks4-8 7.NS.1-Add/SubtractRationalNumbers 7.NS.2-Multiply/DivideRationalNumbers
____________________________________________________________________________________________________________________________________________________________________________________ a)2+(−7)=__________ b)0−(−4)=_________ c)56÷(−8)=__________ d)−63÷9=__________ e)-5×-6=__________ f)60÷(-10)=__________ g)-9–(-10)=__________ h)-7×-8=__________ i)56÷-8=__________ j)7+(-8)=__________
Questions?Call/TextMrs.Jones443-390-6673before8pm 47
ANSWERKEY#1 ____________________________________________________________________________________________________________________________________________________________________________________
Skill/StandardPractice+DailyMemorization ____________________________________________________________________________________________________________________________________________________________________________________ WEEK1//6.NS.3
SKILL Add 1)5.7 2)15.5 3)11.72 4)262.191 5)107.197 Subtract 1)4.1 2)12.9 3)1.79 4)28.84 5)22.092 Multiply 1)0.72 2)0.635 3)67.2 4)0.01488 5)28.32 Divide 1)0.8 2)0.25 3)6.85 4) 0.31 5)120
STANDARD 1)Multiply $6.45 2)Subtract 1.54miles 3)Add 15.7764km 4)Divide 4.4pounds 5)Add,thenSubtract $24.85 6)Divide,thenround 40DVDs(cost$40.46) 7)Multiply,thenAdd $11.63total(2boats=$7.76and3balls=$3.87) 8)Add,thenSubtract $38.95left
WEEK2//5.NF.1 SKILL
1) 320
2) =455 3 1 4
3
3) =67 1 6
1
4) =455 3 1 4
3
5) =2435 1 24
11
6) =861 7 8
5
7) 1413
8) =1138 3 5
11
STANDARD 1) 24
13
2) =1239 3 4
1
3) =1522 1 7
15
4) 6029
WEEK3//6.EE.1 SKILL
WholeNumbers 1)51 2)66 3)81 4)8
WholeNumberswithExponents 5)79 6)54 7)25 8)66
IntegerswithExponents 9)-66 10)-36 11)-53 12)46
RationalNumberswithExponents 13)-14.7 14)-77.63 15) 6
1 16) 750
WEEK4//DailyMemorization//7.NS.2Multiply/DivideIntegers
Questions?Call/TextMrs.Jones443-390-6673before8pm 48
WEEK4//7.SP.3 SKILL
Q12)C Q4)Top:CompanyCMiddle:CompanyABottom:CompanyB
STANDARD Q10)a.Greaterthanb.Lessthan Q2)5
WEEK5//DailyMemorization//7.NS.1Add/SubIntegers
WEEK5//7.SP.4
SKILL Q1)Median=75Range=45 // Q18)Mean=52MAD=15 STANDARD Q4)a.Mitch’sclass/b.Bothclassesthesame/c.Can’ttellfromthisgraph Q11)D
WEEK6//DailyMemorization//7.NS.1Add/SubtractIntegers
WEEK6//7.EE.1
SKILLPRACTICE Add/Subtract
1) 8x+3 2) x2+8 3) 2x+3 4) 12x-2 5) p+12 6) -n+5 7) -15r+1 8) 6r-13
FactorExpressions 9)6(x+4) 10)4x(2x−1) 11)2xy(3+5x) 12)m2(m2−3) 13)2x(3x+4+6y)
Expand/Simplify 15)-28x-11 16)-10+2n 17)45b-56 18)2p-1 19)-11+20n 20)-5k+56 21)8-21b 22)-53+40
STANDARDPRACTICE 1) 3x-4y 2) a=-6b=48 3) d e 3 6 + 6
4) x 85 6 2
1
Questions?Call/TextMrs.Jones443-390-6673before8pm 49
WEEK7//DailyMemorization//7.NS.1Add/SubtractRationalNumbers 1)-0.8 2)-15.5 3)4.6 4) 7
125) =4
13 3 41 6) =9
17 1 98 7)4
8)8.8 9)0.5 10) 524 11) =28
29 1 128 12)-3.4 13) =5
26 5 51 14)-9.1
WEEK7//7.EE.4 SKILL
Equations 1) a = 1 98 2)x=1 3) x = 1 9
114)k=5
5) 2 m = 1 6)m=-8 7) r = 7112 8)x=-6
Inequalities 1) closeddot,shadedleft. n ≤ 5 2) opendot,shadedright x > 9
3) closeddot,shadedleft y ≤ 9 4) closeddot,shadedright x ≥ 5
5) opendot,shadedright*whenyoumultiply/dividebyanegativeyoufliptheinequality* x > 8
STANDARD 1)2t−3=21 2)20−3.5x=2.5,whichmeansx=5lattes. 3)equation:4s=15,sos=3.75ft 4)inequality:5s+35≤100,ors≤13 5)equation:45k+3.6=310.05,eachkittencost$6.81 6)Thesolutionisx<0.5(opendot,shadeleft) 7)Nomorethan$22.25perJacket($22.25orless) 8)inequality:45.5c+600≥1055,soc≥10.Thatmeanssheneedstosellatleast10
cars,so8won’tquitegetherenoughmoney. 9)Oddnumbersincreaseby2everytime,soourequationisx+(x+2)+(x+4)=21,or
3x+6=21,wherexisthefirstnumber. 10)Thenumbersare5,7,and9.
WEEK8//DailyMemorization//7.NS.2Multiply/DivideRationalNumbers 1)26.785 2)−3.57 3)−0.32 4)−5.27 5)33.12 6)68.7648 7) = 5
27 5 52 8) 9
209) = 5
12 2 52 10) = 7
12 1 75 11) 25
24 12) 98
WEEK8//7.NS.3 SKILL 1a)-4 1b)8 1c)-8 1d)4 2a)negative 2b)positive 2c)negative 2d)equaltozero(additiveinverse) 2e)positive 3a)-4.3 3b)8.3 4)Yesthisistrue.Youchangesubtractiontoaddtheopposite,andtheoppositeofanegative numberisapositivenumber.Onanumberlineyouwouldtakeawayanegativeamount, whichisthesameasgettingpositiveback.
5a)no 6 = 6) ( 1 / 1 5b)no = ) ( 7 / 7 5c)no = ) ( 7 / 7
6)Itisonlypossiblewhenbothaandbareequal .a ) ( = b Forexample,ifa=5andb=5then5-5=0and5-5=0. Howeveritotherwiseisnottrueasorderissignificantinsubtraction.
STANDARD 1)-3+(-1×15)+((7-4)×2)=451.52 2)-700+(8×400)+(9×600×-1)=-12 3)(11×(4+1))+(2×3.5)+(3.75×(4+1))=-2,900 4)=11,225.15
Questions?Call/TextMrs.Jones443-390-6673before8pm 50
ANSWERKEY#2 ____________________________________________________________________________________________________________________________________________________________________________________
PRACTICEQUIZZES ____________________________________________________________________________________________________________________________________________________________________________________ WEEK1//6.NS.3
1.Divide.Goldpricein2010isabout34timesthepricein1974. 2a.Add.0.298oz 2b.Multiply.$10.73 2c.Subtract.$354.18
WEEK2//5.NF.1 1. 8
7 2.Babyby ofaday110 3. 1
12 4.45times WEEK3//6.EE.1
1)-1 2)-27.72 3) 2 920
4) 3 83
WEEK4//7.SP.3 Q8)B
WEEK5//7.SP.4 Q7)B,C,F
WEEK6//7.EE.1 1. -2x-7y+2 2. -8x+3 3. 14a-2 4. -6a-35b+48c
WEEK7//7.EE.4 Asamplelevel4responsefollows.
Part1:"Benny'sexpressionsworkaslongasyouaretalkingabout20ormorepeople.ButGutterGuyscharges a$200flatrateforupto20people,sothemodeldoesnotalwayswork.Benny'sconclusionisaboutfewerthan 20people,butthemodelisnotcorrectforthatmanypeople.Also,Bennymademistakesinhiscalculations,so hisconclusionisbasedonfaultymathematicalreasoning.Ironically,ithappenstobetruethatGutterGuysis lessexpensivefor18people,because200<80+8(18)=80+80+64=224."
Part2,sampleresponse: "Acompletesolutionneedstwoinequalities,oneforwhenx<20andoneforwhenx>20.
Whenx≤20:200<80+8x→120<8x→15<x. Whenx>20:200+10(x–20)<80+8x→200+10x–200<80+8x→10x<80+8x→2x<80→x<40.
GutterGuysislessexpensivefor15<x<40.Toconfirm,dosometestcases..
Part3,sampleresponse:"GutterGuysisthebetterdealformorethan15peopleandfewerthan40people. StrikeForceisthebetterdealformorethan40peopleorfewerthan15people.SinceBennyisinviting18 people,and18isgreaterthan15butlessthan40,GutterGuyscostslessforBenny'sparty."
WEEK8//7.NS.3 1)3+(-2)+7+2+(-5)+8=13thfloor 2)29,028−(-1312)=30,340ft 3)-800+250+(-300)+75=−775ft 4)136−(-129)=265℉ 5)150(9)+(-65)(25)=−275socompanyhadalossof$275
Questions?Call/TextMrs.Jones443-390-6673before8pm 51
ANSWERKEY#2 ____________________________________________________________________________________________________________________________________________________________________________________
PRACTICEQUIZZES DailyMemorization
____________________________________________________________________________________________________________________________________________________________________________________ MEMORIZATIONWEEKS1-3//PDFs MEMORIZATIONWEEKS4-8//Operationsw/Negatives
Questions?Call/TextMrs.Jones443-390-6673before8pm 52