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Grade 2Global Concepts Charter School Math
Core Curriculum State Standards
UNIT 1 CHAPTER 1Understanding Addition and Subtraction
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 11-1 Joining groups to add
Join two groups together to find how many in all
2OA.12OA.22OA.3
JoinJoining Stories – use part/part matLiterature:Elevator Magic
*Start Vocabulary Chart Have students write am/pm on their journal paper. During calendar time reinforce odd/even numbersBy the end of second grade need to know the sums of two 1 digit numbers
Day 21-2 Writing addition sentences
Join two groups together to and write addition sentence to tell how many in all
2OA.12OA.22OA.32NBT.9
AddendSum
My Math Journal *Get marble notebooks to make students accountable when doing ALL centersMake folders
Day 31-3 Problem Solving Strategy
Solve story problem by writing an addition sentence
2OA.12OA.22OA.3
Altogether Investigating the concepts pg. 9AGames
Timed math facts test
Day 41-4 Taking away to Subtract
Take away a number of objects from a group & count to find how many are left
2OA.12OA.22OA.3
Take away Investigating the concepts pg. 13AUnifix Cubes
Day 51-5 Comparing to find how many more
Compare 2 groups to find out how many more or how many fewer
2OA.12.NBT.4
More Fewer Greater Than Less Than
Use arrays to show addition www.aaamath.com – Comparing numbers
Day 61-6 Writing Subtraction Sentences
Write subtraction sentences to solve both separation and comparison problems
2OA.12OA.2
ComparisonsDifference
Day 71-7 Choose an Operation
Solve problems by choosing addition or subtraction
2OA.12OA.2
Operation
Day 81-8 Adding in any order
Use the commutative property to find sums
2OA.12OA.2
Related fact
1Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State Standards
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 91-9 Ways to make 10
Recognize facts that have sums of 10
2OA.22NBT.9
Ten Frame
Day 101-10 Fact Family
Write the addition and subtraction sentences that make up a fact family
2OA.2 Fact Family Flash cardsTimed trialsShower curtain activityBeach ball addition
Math-Drills.com (timed sheets; Flash cards web game)
Day 111-11 Finding the Missing Part
Use counters to find the missing addend in an addition sentence
2OA.12OA.2
Addend
Day 121-12 Frogs and Toads
Review and apply key concepts, skills, and strategies learned in this chapter and in previous grades
2OA.2 Investigating the concepts 31AEnrichment pg. 35
Day 13Unit 1 Assessment
2OA.12OA.22OA.32NBT.9
Unit 1 CHAPTER 1
2Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State Standards
UNIT 2 CHAPTER 2Fact Strategies for Addition and Subtraction
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 12-1 Counting On
Count on to add 1,2,3 to another number
2OA.3 AddCount OnSum
Literature:Count on PabloDice Game
Introduce odd/even numbersTeach counting on strategy
Day 22-2 Doubles facts to 18
Recognize doubles as a strategy for remembering sums
2OA.12OA.2
Doubles factAddition factAddend
Domino gameDoubles Riddles pg. 45B
Day 32-3 Doubles Plus 1
Use doubles facts to learn doubles-plus-1 facts
2OA.2 Doubles plus-1
Day 42-4 Using Strategies to Add Three Numbers
Find the sum of three addends
2OA.2
Day 52-5 Making 10 to Add Nine
Finds sums by making a 10 when adding a 9
2OA.22NBT.1
Ten-Frame Investigating the Concept pg. 51A
Day 62-6 Making 10 to Add 7 or 8
Find sums by making a 10 when adding a 7 or an 8
2OA.22NBT.1
Investigating the Concept pg.53A
Day 72-7 Write a Number Sentence
Solve problems by writing number sentences
2OA.2 Number Sentence
Day 8 2-8 Counting Back
Use a number line to count back 1 or 2
2OA.22NBT.9
Count BackSubtract
Day 92-9 Thinking doubles to Subtract
Find differences by using doubles facts
2OA.22NBT.9
Take Away Finding Doubles Patterns pg. 63B
Day 10 2-10 Thinking Addition to Subtract
Find differences by using known addition facts
2OA.22NBT.9
Difference Investigating the Concept pg.65A
Day 112-11 Use Data from a Picture
Use data in pictures to help find missing numbers in number sentences
2OA.1 What is the Missing Number pg. 67B
3Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State Standards
Unit 2 CHAPTER 2Fact Strategies for Addition and Subtraction
Lesson Objective CCSS VOCABULARY/ • Recommendation Parallel Tasks Notes
Day 122-12 Baby Birds
Review and apply key concepts, skills, and strategies learned in this and the previous chapter
2OA.12OA.2
Magic Squares pg. 69B
Day 13Enrichment Adding Doubles Plus 2 pg. 73
Provide children with related mathematical topics and application beyond the basic chapter
2OA.22NBT.9
Day 14Unit 2 Assessment
2OA.12OA.22OA.32NBT.9
4Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 3 CHAPTER 3
Place Value to 100 and Money
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 13-1 Counting with Tens and Ones
Count groups of ten, up to 10 tens and write how many
2NBT.3 Tens Ones
Literature:First Second
*Start Vocabulary Chart
Day 23-2 Using Tens and Ones
Use groups of ten and ones to show a given two-digit number
2NBT.32OA.1
Problem Solving PB 3-2
Day 33-3 Number Words
Read and write number words for given numbers
2NBT.3 Expanded Form Use white boards with expanded form
Day 4 3-4 Make an Organized List
Solve a problem by making an organized list
2OA.12NBT.3
Organized List Investigating the Concept pg. 89A
Day 53-5 Lesson Organizer
Compare numbers using the greater-than, less-than, and equal-to symbols
2NBT.5 Greater ThanLess ThanEqual To
Reteaching pg. 91BOrganizing Comparisons pg. 91B
Day 63-6 Finding the Closest Ten
Use a number line to determine the closest ten
2NBT.1 Reading in Math pg. 95B
Day 73-7 Before, After, Between
Indentify and write numbers that are one before, one after, or between given numbers
2NBT.1 BeforeAfterBetween
Investigating the Concept pg. 97A Hundreds chart
Day 83-8 Skip Counting on the Hundred Chart
Recognize and extend skip-counting patterns.
2OA.32NBT.2
Skip CountingPattern
Investigating the Concept pg 99ACompleting Skip-Counting Patterns pg 99B
Hundreds chart
Day 93-9 Even and Odd Numbers
Identify numbers as odd or even
2OA.3 Odd Even
Reading in Math pg. 101B Hundreds chart
Day 10 3-10 Ordinal Numbers
Through Twentieth
Use ordinals through twentieth to indentify position
2OA.1 Ordinal Number Reteaching pg 103B
Day 113-11 Use data from a Chart
Solve a problem by using clues and data from a chart
2OA.1
UNIT 3 CHAPTER 35
Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsPlace Value to 100 and Money
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 123-12 Dime, Nickel, and Penny
Identify the value of a group of dimes, nickels, and pennies through 99¢
2OA.32MD.8
CentDimeNickelPenny
Skip Counting Aloud pg. 109B
Day 133-13 Quarter and Half-Dollar
Count a collection of coins that includes half-dollars, quarters, dimes, nickels, and pennies
2MD.8 QuarterHalf-dollar
Day 143-14 Counting sets of Coins
Count collections of coins that include half-dollars, quarters, dimes, nickels, and pennies
2NBT.42MD.8
Greater ValueLeast Value
Investigating the Concept pg. 113A
Day 153-15 Comparing Sets of Coins
Compare the values of two sets of coins
2NBT.42MD.8
Investigating the Concept pg. 115A
Day 163-16 Ways to Show the Same Amount
Show the same amount of money using different sets of coins
2MD.8 TableTally MarkRecord
Investigating the Concept pg. 117A
Day 173-17 Making Change
Count on from the price of an object up to the greater amount paid in order to make change.
2MD.8 ChangePrice
Will I Need Change? Pg 119B
Day 183-18 Dollar Bill and Dollar Coin
Identify the value of a dollar bill and a dollar coin
2NBT.12MD.8
Dollar BillDollar SignDecimal Point
Classifying Coin Values pg. 121B White Board w/ place value
Day 193-19 Money, Money, Money
Review and apply key concepts, skills, and strategies learned
2MD.8 Finding the Missing coin pg. 123B
Day 20Unit 3 Assessment
2OA.12OA.32NBT.12NBT.42MD.8
6Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 4 CHAPTER 10
Numbers to 1000
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 110-1 Building 1,000
Count by hundreds to 1, 000 2.NBT.12.NBT 22.NBT 32.NBT.82.OA.12.OA3
HundredsThousands
Problem Solving page PS10-1 (p126 PS workbook)Reteaching Activity –Estimating and Counting 1,000 p. 391B
*Start Vocabulary Chart
Review odd and even numbersCenter Ideas:
Day 210-2 Counting Hundreds, Tens, and Ones
Count sets grouped in hundreds, tens and ones
2.NBT.12.NBT.32.NBT.42OA.3
Three- digit numberdigit
Investigating the Concept p. 393AMixed-Up Places
Center Ideas:
Day 3 10-3 Writing Numbers to 1, 000
Read and Write three-digit number using expanded form, standard form and number words
2.OA.32.NBT.3
Number wordExpanded formStandard form
Investigating the Concept p. 395ADifferent Representations
Other great hands on activities: p. 395B
Day 4 10-4 Changing Numbers by Hundreds and Tens
Add and Subtract multiples of 10 or 100 to and from a three-digit number without regrouping
2.NBT.82.NBT.62.NBT.72.OA.1
Mental Math Investigating the Concept p. 397ATens or Hundreds? More or Less?Problem Solving page 10-4 (p. 129 PS workbook)
Center Ideas: p. 397 B
Day 510-5 Comparing Numbers
Compare three-digit numbers using the symbols <,>and =.
2.OA.12.OA.32.NBT.4
Greater ThanLess ThanEqualsComparing
Investigating the Concept p. 399ASpin to Compare Problem Solving page PS10-5 (p130 PS workbook)
Center Ideas p. 399B, Enrichment p130
Day 610-6 Parts of 1, 000
Use counting on to find missing parts of 1, 000
2.OA.12.NBT.9
Investigating the Concept p. 401AFinding Parts of 1,000 Problem Solving page PS10-6 (p131PS workbook)
Center Ideas:
UNIT 4 CHAPTER 10Numbers to 1,000
7Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsLesson Objective CCSS
VOCABULARY/ •
RecommendationParallel Tasks Notes
Day 710-7 Use Data from a Chart
Use Data from a chart to solve problems.
2.NBT.12.NBT.42.MD.22.MD.102.OA.12.OA.3
ChartData
Investigating the Concept p. 405ARead a ChartProblem Solving page PS10-7 (p132 PS workbook)
Review Odd and Even, Expanded form, Comparing numbers
Day 810-8 Before, After, and Between
Identify numbers that are before, after or between given number
2.NBT.12.NBT.22.NBT.32.OA.1
AfterBeforeBetween
Investigating the Concept p. 407AHundred Chart Bingo Problem Solving page PS10-8 (p133 PS workbook)
**MUST GO UP TO HUNDREDS
Center Ideas p. 407B
Day 9 10-9 Ordering Numbers
Order three-digit numbers from greatest to least and from least to greatest.
2.NBT.12.NBT.32.NBT.42.OA1
OrderLeastGreatest
Investigating the Concept p. 409AOrdering Numbers Problem Solving page PS10-9 (p134 PS workbook)
Center Ideas: Enrichment p. 10-9 (p. 134 Enrichment workbook)
Day 10 10-10 Look for a Pattern
Continue number patterns using three-digit numbers and skip count by different amounts.
2.NBT.12.NBT.22.NBT.32.NBT.42.OA.1
PatternDecreaseIncrease
Investigating the Concept p. 413AMake a Pattern Problem Solving page PS10-6 (p131PS workbook)
Center Ideas: p. 413B
Day 1110-11 Rescue Vehicles
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.OA.12.NBT.12.NBT.42.NBT.5
Investigating the Concept p. 415AGuess How ManyProblem Solving page PS10-11 (p136 PS workbook)
Center Ideas: p. 415B
Day 12 Unit 4 Assessment Assess key concepts, skills
and strategies learned in this chapter.
2.OA.12.OA.32.NBT.12.NBT.22.NBT.32.NBT.42.NBT.52.MD.22.MD.10
Additional Resources:Scholastic Mystery PictureScholastic Quick and Easy Math ArtEvan More Math Skills Gr. 1Evan More Math Skills Gr. 2Evan More Math Skills Gr. 3
Center Ideas: TM pgs. 395, 397, 399, 407, 413, 415
Computer Software:School House Rock Math RockSchool House Rock 1st and 2nd Grade
UNIT 5 CHAPTER 4
8Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsMental Math: Addition and Subtraction
Lesson Objective CCSS VOCABULARY/ Recommendation Parallel Tasks Notes
Day 1 4-1 Adding Tens
Add a multiple of ten to two-digit number using models or mental math.
2.0A.12.NBT.52.NBT.82.MD.8
Mental mathTens digit
Investigating the Concept p.135A Adding TensProblem Solving PS 4-1 P44 - 2.OA.1, 2.MD.8
*Start Vocabulary Chart **2.NBT.7 &8 Must go the the 1000’sMaterials:Connecting CubesCenter Ideas:Use page 135B Pick Up Six (BER) p.49
Day 2 4-2 Adding ones
Add a one digit number to a two- digit number using models or mental math.
2.NBT.52.NBT.62.NBT.72.NBT.82.NBT.9
Ones digit Investigating the Concept p.137 Adding OnesLeveled PracticeSpotting the Sum Worksheet
Materials:Double Ten Frames and CountersCenter Ideas:Addition GameHot wheels (BER) p.35Number Combos (BER) p.15 &16
Day 34-3 Adding Tens and Ones
Add a two-digit number to a two digit number using models or mental math.
2.NBT.52.NBT.62.NBT.72.NBT.82NBT.9
TensOnes
Spot the Sum Worksheet (Adding 3 numbers)Figure Eight Worksheet ( Adding 2, 3-digit numbers)
Materials:Connecting cubesCenter Ideas;Close to 100
Day 4 4-4 Estimating Sums
Esimate the sums of 2 two-digit numbers.
2.OA.12.NBT.12.MD.8
Estimate Investigating the Concept p.141AEstimating SumsLevel Practice: Enrichment 4-4 p47 (2.OA.1)
Materials: Classroom Objects Price Tags
Day 54-5 Subtracting Tens
Subtract a multiple of 10 from a two-digit number using models or mental math.
2.NBT.52.NBT.62.NBT.72.NBT.8
SubtractMinusTake Away
Investigating the Concept p.145A Subtracting TensJournal Idea p.146
Materials:Center Ideas:Enrichment 4-5 Up the LadderPick Up Six (BER) p.49
Day 64-6 Subtracting Tens and Ones
Subtract a two-digit number from a two-digit number using models or mental math.
2.NBT.52.NBT.62.NBT.72.NBT.8
SubtractMinus Take Away
Investigating the Concept p.147A Subtracting Tens and OnesSurprise, Surprise (EM)p29Cow Poke Code WorksheetSome Very Fine Vines Worksheet (3-digit subtraction)
Materials:Connecting CubesCenter Ideas: Number relationship Mat Must subtract through hundreds.
9Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 5 CHAPTER 4
Mental Math: Addition and SubtractionLesson Objective CCSS VOCABULARY/
Recommendation Parallel Tasks NotesDay 74-7 Estimating Differences
Determine whether the difference between a multiple of 10 and another amount is more or less than a given multiple of ten.
2.NBT.12.NBT.82.MD.8 More
Less
Investigating the Concept p.149AEstimating Differences Center Ideas: Hit The Target Game
Pick Up Six (BER) p49
Day 84-8 Problem Solving Strategy
Solve a problem by finding pairs of numbers, the sums of which are a given multiple of 10.
2.OA.12.NBT.62.NBT.7
Revise Investigating the Concept p.155A Try, Check, and ReviseEnrichment:4-8 p.51 (2.OA.1)
Materials:Number Cards: 5 sets of 4 cards. Center Ideas: Compatible Numbers p.155B
Day 94-9 Addition and Subtraction Patterns
Discover a numeric pattern made by repeatedly adding or subtracting the same number.
2.0A.32.0A.42.NBT.62.NBT.7
Pattern Investigating the Concept p. 157AAddition and Subtraction Patterns Center Ideas:
Enrichment 4-9 p.52
Day 104-10 Finding Parts of 100
Find the missing part of 100 when the given part is a multiple of 5 or 10.
2.0A.12.NBT.5
Skip CountCount Back
Investigating the Concept p.159AFinding Parts of 100 Be A Maker of 10 (BER) p83Practicing Sums of 10 (BER) p 81
Materials: Little Ten Frames Connecting Cube
Day 114-11Look back and Check
“Look back & check” stra-tegy that can help confirm the solution to a problem.
2.OA.12.NBT.5 Look back
Sense
Investigating the Concept p.161ADoes it make Sense?Problem Solving 4-11 p54
Day 124-12 Take Me Out to the Ball Game
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.OA.1 Investigating the Concept p163APlay BallProblem Solving 4-12 p55
Materials: Green paper with baseballs scattered on it.Center Ideas:
Day 13Unit 5 Assessment
Assess key concepts, skills, and strategies learned in this chapter.
2.OA.12.OA.32.AO.42.NBT.52.NBT.62.NBT.7
2.NBT.82.NBT.9
10Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 6 CHAPTER 5Two-Digit Addition
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 15-1 Adding With and Without Regrouping
Regroup 10 ones as 1 ten when adding
2.OA.12.NBT.62.NBT.72.NBT.9
Add RegroupSum
Investigating the Concept p.175AAdding with Models175B: Adding up to 50 Showing regrouping
*Start Vocabulary Chart
Materials: Place Value Mat Connecting Cubes Center Ideas: Adding Up to 50 p.175B Showing Regouping p.175B
DAY 25-2 Recording Addition
Add a one-digit number to a two-digit number, regroup and record the process in the vertical format.
2.OA.12.NBT.62.NBT.72.NBT.9
Investigate the Concept p.177ARecording the Addition ProblemReteach:Overhead Addition p.175B
Leveled Practice: R5-2, P5-2, E5-2
Materials: Place Value Mat A, Connecting Cubes Center Ideas: The Sequence of Addition p.177BStudents must explain why addition strategies work to meet 2.NBT.9
Day 35-3 Add Two-Digit Numbers With and Without Regrouping
Use the standard algorithm to add 2-digit numbers with and without regrouping.
2.OA.12.NBT.62.NBT.72.NBT.9
Two digit number Investigating the Concept p.179A Regroup 10 Ones for 1 Ten
Leveled Practice: R5-3, P5-3, E5-3
Materials: Place Value Mat Connecting CubesCenter Ideas: Addition Spin Game Close to 100 (BETHR)
Day 45-4 Practice With 2 Digit Addition
Use the standard algorithm to add 2-digit numbers with and without regrouping
2.OA.12.NBT.62.NBT.72.NBT.9
Investigating the Concept p.181AAdding Two-Digit Numbers on Paper
Every Kernel Counts Worksheet (BETHR)
Materials: Place Value Mat Connecting Cubes
Center Ideas: Quick Addition p181B Addition Stories p181B
11Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 6 CHAPTER 5Two-Digit Addition
Lesson Objective CCSS VOCABULARY/ • Recommendation
Parallel Tasks Notes
Day 55-5 Adding Money
Add two money amounts less than $1.00 using paper and pencil
2.OA.12.NBT.52.NBT.62.MD.8
Investigating the Concept p.185AMoney CountsReteaching: Adding Up Classroom Items p.185BProblem Solving 5-5 p.60
Materials: Price tags
Center Ideas: Shopping Game
Day 65-6 Adding Three Numbers
Add 3 two-digit numbers with paper and pencil
2.NBT.62.NBT.7
Organize Investigating the Concept p187AThree Addends
Practice in the Park Worksheet (BETHR)
Materials:Center Ideas: Adding in Any Order p187B Adding Three Numbers p.187B Three Addends Game (C) Addition Card Draw Game (C)Be A Maker of Tens (BER) p.83 &84Take 10 (BER)p.88Tens Go Fish (BER) p.89Turn Over 10 (BER) p.90
Day 75-7 Use Data from a Table
Solve problems involving addition by using data from a table
2.OA.12.MD.10
TableData
Investigating the Concept p.189AUsing Data from a TableLeveled Worksheets:R5-7, P5-7, E5-7, PS5-7
Day 85-8 Estimating Sums
Estimate a sum as a multiple of 10 and comparethe estimate to the exact sum.
2.NBT.1 Estimate Investigate the Concept p.191AFinding the Estimate
Problem Solving 5-8 p.63
Materials: Number line with 20 tick marks, and with numbers 20, 30, 40 noted (Teaching Tool 10)
Center Ideas:Estimating Sums of Three Numbers p.191B (Advanced Learners)Compare to Twenty 191B*Must go to hundreds
12Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 6 CHAPTER 5Two-Digit Addition
Lesson Objective CCSS VOCABULARY/ •Recommendation
Parallel Tasks Notes
Day 9 5-9 Ways to Add
Recognize and use different ways to add two-digit numbers
2.OA.12.NBT.62.NBT.7
Reteaching: Mental math or Pencil and Paper p.193BLeveled Practice: R5-9, P5-9, E5-9
Center Ideas:
Math Magic p.193B
Day 105-10 Try, Check, and Revise
Solve a problem by estimating, checking the estimate, and then revising the estimate until the final answer is reached.
2.OA.12.NBT.62.NBT.7
Revise Investigate the Concept p.197AShape Shopping for the Target AmountProblem Solving p.65
Materials:
Center Ideas: Finding Sums 197B
Day 115-11 The Wonderful World of Plants
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.OA.1 Reading in Math p.199B Materials:
Center Ideas: Addition Strategies with Dominoes p.199B
Day 12 Unit 6 Assessment
Assess key concepts, skills, and strategies learned in this chapter.
2.OA.12.NBT.12.NBT.52.NBT.62.NBT.72.NBT.92.MD.10
2.NBT.1: Can Not be secured until you reach the 100’s place
2.NBT.7:Can NOT be secured until, “ADD and SUBTRACT within 1000”
2.NBT.8: Can NOT be secured until, “mentally add or subtract 10 or 100 from a given number 100 – 900”
13Created 2011 by M. Aldrich, J. Dake, S. Hayes
Grade 2Global Concepts Charter School Math
Core Curriculum State StandardsUNIT 7 CHAPTER 6Two-Digit Subtraction
LessonObjective CCSS VOCABULARY/
•Recommendation
Parallel Tasks Notes
Day 16-1 Subtracting With and Without Regrouping
Regroup 1 ten as 10 ones when subtracting
2.NBT.62.NBT.72.NBT.9
SubtractRegroupDifference Take Away
Investigating the Concept p.211ATo Regroup or Not to Regroup
Leveled Practice: R6-1,P6-1,
*Start Vocabulary Chart
Materials: Place Value Mat (Workmat 4) Connecting CubesCenter Ideas: Bowling Subtraction p.211B What’s the Difference p.210Studentsmust explain why subtraction strategies work to meet 2.NBT.9
Day 26-2 Recording Subtraction
Subtract a one-digit number from a two-digit number with and without regrouping using the standard algorithm
2.OA.12.NBT.62.NBT.72.NBT.9
SubtractRegroupDifferenceTake Away
Investigating the Concept p.213AWriting the Subtraction Problem
Problem Solving 6-2 p.68
Materials: Place Value Mat (Workmat 4), Two digit Subtraction Guide (Teaching Tool 22) Connecting CubesCenter Ideas:
Day 36-3 Subtracting Two-Digit Numbers With and Without Regrouping
Use the standard subtraction algorithm to subtract a two-digit number from another two-digit number.
2.NBT.62.NBT.72.NBT.9
SubtractRegroupDifference Take Away
Investigating the Concept p.215ASubtracting Two-Digit Numbers
Practice on level P6-3Cornstalk Maze Worksheet (BETHR)
Materials: Place Value Mat (Workmat 4), Connecting CubesCenter Ideas: Find the Missing Digits p.215B
Day 46-4 Practice With Two-Digit Subtraction
Use the standard subtraction algorithm to subtract a two-digit number from another two-digit number.
2.NBT.62.NBT.72.NBT.9
SubtractRegroupDifference Take Away
Investigating the Concept p217AShowing the Ways to Solve
Materials: Place Value Mat A, (Workmat 4), Connecting CubesCenter Ideas:The Next Step p.217B
14Created 2011 by M. Aldrich, J. Dake, S. Hayes
UNIT 7 CHAPTER 6Two-Digit Subtraction
LessonObjective CCSS VOCABULARY/
•Recommendation
Parallel Tasks Notes
Day 66-6 Subtracting Money
Subtract amounts of money less than $1.00 with and without regrouping
2.NBT.72.MD.8
PriceChange
Investigating the Concepts p225AMaking Cents
Materials:Center Ideas:Real World Math p.225B
Day 76-7 Using Addition to Check Subtraction
Relate addition to subtraction using one operation to check the other.
2.NBT.9 Investigating the Concept p227ACheck UpCackling Crows Worksheet (BETHR)
Materials: Connecting CubesCenter Ideas:
Day 86-8Estimating Differences
Estimate a difference to the nearest ten and then use that estimate to check the reasonableness of an exact answer.
2.NBT.1 Estimate Investigating the Concept p.229AUsing Estimation to Find the Difference
Materials:Center Ideas: Number-line Estimation p229B
*Must go to hundredsDay 96-9 Ways to Subtract
Choose an appropriate method for subtracting.
2.NBT.82.NBT.9
Investigating the Concept p.231ARace to Zero
Materials:Dice Choosing a Method p.231BSubtraction using Guidelines p.231B
Day106-10 Extra Information
Solve two-digit addition and subtraction problems after identifying and eliminating extra information.
2.0A.12.NBT.9
Information Investigating the Concept p.233AWhat Do You Do with Extra Information?Leveled Practice: R6-10, P6-10
Materials:
Center Ideas:
Day 116-11 Here Kitty, Kitty
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.0A.12.NBT.9
Problem Solving:6-11 Center Ideas:Counting Squares to find Differences p235BNumber Sentences and Story Problems p.235b
Day 12 Unit 7 Assessment
Assess key concepts, skills, and strategies learned in this chapter.
2.OA.12.NBT.12.NBT.62.NBT.72.NBT.82.NBT.9
UNIT 8 CHAPTER 11Addition and Subtraction of Three-Digit Numbers
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 111-1 Using Mental Math Add three-digit numbers
mentally, without regrouping
2.NBT.62.NBT.72.NBT.82.OA1
Mental MathThree-digit numbers
Investigating the Concept p. 427AMental Addition Problem Solving page PS11-1 (p137 PS workbook)
*Start Vocabulary Chart
Center Ideas:Enrichment p. 137 (11-1)
Day 211-2 Estimating Sums
Decide whether the sum of 2 three-digit numbers
2.NBT.12.NBT.42.OA.1
Estimate Investigating the Concept p. 429AThree-Digit Target SumProblem Solving page PS11-2 (p138 PS workbook)
Center Ideas: p. 429B
Day 311-3 Adding with Models Use Place Value Models to
add 2 three-digit numbers with regrouping
2.NBT.52.NBT.72.OA.12.OA.3
Regrouping Investigating the Concept p. 431ASum of Chapter BooksProblem Solving page PS11-3 (p139 PS workbook)
Center Ideas: p. 431BReview Odd and Even
Day 4 11-4 Adding Three-Digit Numbers
Use paper and Pencil to add 2 three-digit numbers with one regrouping
2.NBT.52.NBT.72.OA.1
regrouping Investigating the Concept p. 433AAdding with Paper and PencilProblem Solving page PS 11-4 (p140PS workbook)
Center Ideas: p. 433B
Day 511-5 Practice with Three-Digit Addition
Add 2 three-digit numbers in vertical form when they are given in horizontal form.
2.NBT.52.NBT.72.OA.1
Vertical formHorizontal form
Investigating the Concept p. 435ASetting Up To AddProblem Solving page PS11-5 (p141 PS workbook)
Center Ideas. 435B
Day 611-6 Make a Graph
Solve word problems by displaying information in a graph.
2.MD.102.OA.1
graph Investigating the Concept p. 439AThe Answer Is In the Graph Problem Solving page PS11-6 (p142 PS workbook)Workbook p. 437-438
Center Ideas:
Day 711-7 Ways to Find Missing Parts
Given a quantity and one of its parts, find the missing part by counting on or back.
2.OA.12.NBT.1
Part Investigating the Concept p. 443AFind the Missing Part Problem Solving page PS11-7 (p143 PS workbook)
Center Ideas: p.443B
UNIT 8 CHAPTER 11Addition and Subtraction of Three-Digit Numbers
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 811-8 Estimating Differences
Use estimation to select two numbers that have a
2.NBT.12.OA.1
AboutDifferences
Investigating the Concept p. 445AGuess My Two Numbers
Center Ideas: p. 445B Target Differences
given difference. Problem Solving page PS11-8 (p144 PS workbook)
Day 9 11-9 Subtracting with Models
Use models to subtract three-digit numbers with regrouping.
2.NBT52.NBT.72.OA.1
Regrouping Investigating the Concept p. 447AThe New Rule Problem Solving page PS11-9 (p145 PS workbook)
Center Ideas: p. 447B
Day 1011-10 Subtracting Three-Digit Numbers
Use the standard algorithm to subtract three-digit numbers with regrouping.
2.NBT.52.NBT.72.OA.1
Investigating the Concept p. 449AUsing the Standard Problem Solving page PS11-10 (p146 PS workbook)
Center Ideas: p. 449B Writing Subtraction Problems
Day 1111-11 Practice with Three- Digit Subtraction
Subtract three-digit numbers written in horizontal form.
2.NBT.12.NBT.72.OA.1
Investigating the Concept p. 451ALining Up for Subtraction Problem Solving page PS11-11 (p147 PS workbook)
Center Ideas: p.451B
Day 1211-12 Exact Answer or Estimate?
Distinguish between story problems that need exact answers/problems that need only estimated answers
2.OA.12.NBT.1
Exact AnswerEstimate
Investigating the Concept p. 453ADeciding When to Estimate Problem Solving page PS11-12 (p148 PS workbook)
Center Ideas: p. 453 B Can We Estimate?
Day 1311-13 Amazing Animals
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.OA.12.NBT.1
Investigating the Concept p. 455ANumber Wheel Problem Solving page PS11-13 (p149 PS workbook)
Center Ideas: p.455B Understanding the Question
Day 14Unit 8 Assessment
Review and apply key concepts, skills, and strategies learned in this and previous chapters
2.OA.12.OA.32.NBT.12.NBT42.NBT.52.BNT.72.NBT.82.MD.10
Additional Resources:Scholastic Mystery Picture Quick and Easy Math ArtEvan More Math Skills Gr. 1Evan More Math Skills Gr. 2Evan More Math Skills Gr. 3
Center Ideas: TM pgs. 429,431,433,435,443,445,447,449,451,453,455Computer Software:School House Rock Math RockSchool House Rock 1st / 2nd Grade
UNIT 9 CHAPTER 7Geometry and Fractions
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 17-1 Flat Surfaces, Vertices and Edges
Identify solid figures (cone, cube, cylinder, pyramid, rectangular prism, sphere) and count their flat surfaces
2.G1 Solid figureCubeRectangular prismSpherePyramid
Investigating the concepts pg. 247A
*Have students bring in empty card-board boxes *Start Vocabulary ChartWebsites: www. Ixl.com/math;www.allentownsd.org/eett/
CylinderConeFlat surfacesVertex(vertices)EdgeAttributes
secondgrade.htmCenter Ideas: pg 247B, pattern blocksUse Really Good Stuff Centers
Day 27-2 Relating Plane Shapes to Solid Figures
Match a geometric solid to an outline of one of it flat surfaces and match that flat surface to a plane shape
2.G.1 CircleTriangleSquareRectanglePlane shapeAttributes
Investigating the Concepts pg 249A
Shape Posters pg.249BMaking the Shape Molds 249BGames: Touch/Match Quadrilaterals Gr.2
Day 37-3 Use Data from a Picture
Solve problems by matching solid figures with their two-dimensional nets
2.G.1 NetsAttributes
Day 47-4 Making New Shapes
Recognize and name trapezoids, parallelograms and hexagons and identify the number of sides and angles in a polygon.
2.G.1 HexagonTrapezoidParallelogramSideAngle
Investigating the Concepts pg. 255A
Center Ideas: Making centers pg 255BActivity: Color Tile Shapes
UNIT 9 CHAPTER 7Geometry and Fractions
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 57-5 Congruence
Identify and create congruent figures
2.G.1 Congruent Investigating the Concepts pg257AJump, Jackrabbits, Junp pg 169Super Shape Surprise pg 173Which Shape Is It? Pg 171
*Use Geo-boardsUse Centimeter Grid Board.Center Ideas pg 257B
Day 67-6 Slides, Flips, and Turns
Perform a slide, flip or turn on an object and identify the resulting orientation
2.G.1 SlideFlipTurn
Investigating the Concepts pg 259A
Center Ideas: pg 259B
Day 7 Identify and create 2.G.1 Line of symmetry Investigating the Concepts pg Center Ideas: pg 262B
7-7 Symmetry symmetrical shapes 261AThe Other Half pg. 176Playtime pg 177Symmetry (edhelper)Perfect Symmetry C27
*Use Grid Paper to make line of symmetry for Symmetry Wall
Day 87-8 Use Logical Reasoning
Solve a problem by using logical reasoning
2.G.12.OA.1
Investigating the Concepts pg265A pg 265B
Games: Touch/Match Quadrilaterals Gr.2
Day 9 7-9 Equal Parts
Determine whether a shape has been divided into equal or unequal parts; identify halves, thirds, and fourths
2.G.3 EqualUnequalHalvesThirdsFourths
Activity: Dividing rectangle into sections Investigating the Concepts pg 269A
Day 107-10 Unit Fractions
Identify and show a unit fraction of a region
2.G.3 Fraction Investigating the Concepts pg271A
Day 117-13 Fractions of a Set
Identify and show fractions of a set of objects
2.G.3 Investigating the Concepts pg 277A
Read Hersey Fraction book Center Ideas- pg 277B
Day 12Unit 9 Assessment
Review and apply key concepts, skills, and strategies learned in this chapter.
2.G.12.G.22.G.3
**Remember to use fractions throughout the year**
UNIT 10 CHAPTER 8Time, Data, and Graphs
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 18-1 Telling Time to Five Minutes
Tell time to five minute intervals
2.MD.7 Hour handMinute handHourHalf hour
Literature: Clocks and More ClocksTiger Math
Table TimeInvestigating the Concept pg 291A
*Start Vocabulary Chart *Have students write am/pm on their journal paper.Center Ideas: Time Snowboard Cross Time Barrier
Day 2 Telling Time After the Hour
Telling time after the hour 2MD.7 Quarter ToHalf Past
Investigating the Concepts pg 293A
Day 38-6 A.M. and P.M.
Determine whether events occur in the A.M. or P.M. hours.
2.MD.7 MidnightA.M.P.M.Noon
Investigating the Concepts pg 301A
Center Ideas: pg 301B
Day 4 Critical thinking using 2MD.7
Tree-mendous Time A.M. and P.M.Day 58-8 Equivalent Times
Solve Problems involving equivalent times
2.MD.7 equivalent Investigating the Concepts p305AHomework book 99
Day 68-9 Make a Table
Solve a problem by making a table. 2.MD.10 Investigating the Concept pg 311A Center Ideas: 311B
UNIT 10 CHAPTER 8Time, Data, and Graphs
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 78-10 Recording Data from a Survey
Collect and analyze data that have been gathered using a survey.
2.MD.10Data
Investigating the Concepts pg 313A
Center Ideas: pg 313B
Day 88-12 Pictographs
Collect and analyze data using a pictograph
2.MD.10 Pictograph Investigating the Concepts pg 319A **Emphasize the key on graph**
Day 98-13 Bar Graphs
Create and analyze bar graphs
2.MD.10
Bar graph
Investigating the Concepts pg 321AGraphing Money Denominations 321B
Day 108-14 Line Plots
Create and analyze line plots
2.MD.92.MD.10 Line plot Investigating the Concepts pg
323ADay 118-16 Use Data From a Graph
Solve problems using data from a pictograph and a bar graph
2.MD.102.OA.1
Investigating the Concept pg 327AWriting about Favorite Color pg 327B
Day 12Review Day
Review and apply key concepts, skills and strategies learned in this chapter.
2.MD.102.OA.1
Day 13Unit 10 Assessment
Review and apply key concepts, skills, and strategies learned in this chapter.
2.OA.12.MD.72.MD.92.MD.10
UNIT 11 CHAPTER 9Measurement and Probability
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 19-2 Inches and Feet
Estimate and measure the lengths or heights of objects in inches or feet, using a ruler.
2.MD.12.MD.22.MD.3
InchRulerfoot
Literature: Lengths
Investigating the Concept pg 343A
**Make a Vocabulary Chart
Day 29-3 Inches, Feet, and Yards
Estimate and measure the lengths or heights of objects in inches, feet, or yards, using a ruler or yardstick
2.MD.12.MD.3
YardstickYardwidth
Investigating the Concept pg 345A
Day 39-4 Centimeters and Meters
Estimate and measure the lengths in centimeters and meters, using a centimeter ruler or a meter stick
2.MD3 CentimeterMeterCentimeter rulerMeter stick
Investigating the Concept pg 347A
Day 49-5 Act It Out
Solve problems involving area and perimeter by acting them out.
2.G.3 PerimeterAreaSquare units
Investigating the Concept pg 351AArea Animal
Day 69-14 Understanding Probability9-15 Using Probability
An event that is more likely to happen will occur more often than an event that is less likely to happenRecord an analyze data collected from performing an experiment.
PredictEqually likelyMore likelyLess likely ProbableCertainImpossible
UNIT 11 CHAPTER 9Measurement and Probability
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 79-16 Multiple-Step Problems
Solve multiple-step problems involving addition and subtraction
2.OA.1Investigating the Concept pg 377A
Day 8Unit 11 Assessment
Review and apply key concepts, skills, and strategies learned in this chapter.
2.OA12.MD.12.MD.22.MD.32.MD.72.MD.92.MD.102.G.12.G.22.G.3
UNIT 12 CHAPTER 12Understanding Multiplication and Division
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 112-1 Skip Counting Equal Groups
Make Equal Groups of objects and find the total number of objects in those groups.
2.OA.12.OA.42.NBT.2
Skip CountingEqual groups
Investigating the Concept p. 467ASkip Counting Groups Problem Solving page PS121 (p150 PS workbook)
*Start Vocabulary Chart
Center Ideas: p. 467B
Day 212-2 Repeated Addition and Multiplication
Write equivalent repeated-addition and multiplication number sentences.
2.OA.12.OA.42.NBT.2
MultiplyTimesProductMultiplication sentence
Investigating the Concept p. 469ALinking Addition and Multiplication Problem Solving page PS12-2 (p151 PS workbook)
Center Ideas: p. 469B Relating Addition and Multiplication
Day 312-3 Building Arrays
Build an Array to model a multiplication situation
2.OA.12.OA.4
ArrayFactors
Investigating the Concept p. 471AEqual Rows Problem Solving page PS12-3 (p152 PS workbook)
Center Ideas: p. 471B
Day 412-4 Multiplying in Any Order
Multiply numbers in any order to get the same product.
2.OA.1 Array Investigating the Concept p. 473ATurning ArraysProblem Solving page PS12-4 (p153 PS workbook)
Center Ideas: p.473B Using the Order Property
Day 512-5 Vertical Form
Multiply numbers written in vertical form
2.OA.12.OA.5
Vertical form Investigating the Concept p. 475AVertical Multiplication Problem Solving page PS12-5 (p154 PS workbook)
Center Ideas: 475B
Day 612-6 Draw a Picture
Solve a problem by drawing a picture
2.OA.12.OA.6
Visual Investigating the Concept p. 479ADrawing Multiplication Problem Solving page PS12-6 (p155 PS workbook)
Center Ideas:
UNIT 12 CHAPTER 12Understanding Multiplication and Division
Lesson Objective CCSSVOCABULARY/
• Recommendation
Parallel Tasks Notes
Day 712-7 Making Equal Groups
Divide set of objects into a given number of equal groups
2.OA.12.OA.4
Equal Shares Investigating the Concept p. 483ASharing Pennies Problem Solving page PS12-7 (p156 PS workbook)
Center Ideas: p. 483B
Day 812-8 Writing Division Sentences
Write a division sentence to represent a sharing situation
2.OA.12.OA.4
DivideDivision sentenceDivided by
Investigating the Concept p. 485 A Recording Division Problem Solving page PS12-8
Center Ideas: p. 485B Division Pictures
(p157 PS workbook)Day 912-9 Choose an Operation
Choose a number sentence to represent a problem situation
2.OA.12.NBT.5
Investigating the Concept p. 487AAdd, Subtract, Multiply or Divide? Problem Solving page PS12-9 (p158 PS workbook)
Day 1012-10 Up, Up, and Away!
Review and apply key concepts, skills, and strategies learned in this and previous chapters.
2.OA.12.OA.4
Investigating the Concept p. 489AOh-Oh! Problem Solving page PS12-10 (p158 PS workbook)
Center Ideas: p. 489B Using Multiplication Strategies
Day 11Unit 12 Assessment
Review and apply key concepts, skills, and strategies learned in this and previous chapters
2.OA.12.OA.22.OA.42.OA.52.OA.62.NBT.22.NBT.5
Additional Resources:Scholastic Mystery PictureScholastic Quick and Easy Math ArtEvan More Math Skills Gr. 1Evan More Math Skills Gr. 2Evan More Math Skills Gr. 3
Center Ideas: TM pgs. 467,469,471,473,475,483,485,489
Computer Software:School House Rock Math RockSchool House Rock 1st and 2nd Grade