lesson 1.4. math wars conquer! defend! risk surrender

Lesson 1.4

Math Wars

Math WarsConquer!

Defend!Risk

Surrender

Math Wars 1

What is the GCF of 18 and 24?

6

Math Wars 2


14

Math Wars 3

What is the GCF of 16, 32 and 40?

8

Math Wars 4


13

Math Wars 5


18

Math Wars 6


7

Math Wars 7


8

Math Wars 8


12

Math Wars 9


14

Math Wars 10


16

Math Wars 11


9

Math Wars 12

What is the LCM of 9 and 12?

36

Math Wars 13


60

Math Wars 14


30

Math Wars 15

What is the LCM of 2, 3 and 4?

12

Math Wars 16


88

Math Wars 17


56

Math Wars 18


105

Math Wars 19


63

Math Wars 20

What is the LCM of 4, 6 and 8?

24

Math Wars 21

What is other name for multiple?

product or dividend

Math Wars 22If multiple is the number being divided, factor is the number that ___________.

divides

Problem Recall

PROBLEM

Mary wants to put her pictures 12 in a page or 8 in a page. What is the least number of pictures that she needs in order to do this?

PROBLEMMary wants to put her pictures 12 in a page or 8 in a page. What is the least number of pictures that she needs in order to do this?


http://ph.images.search.yahoo.com/images/view;_ylt=A0S0uD2nI0VQq08AOIe1Rwx.;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fph.images.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dgirls%2Bpictures%2Bclip%2Bart%26ei%3Dutf-8%26fr%3Dsfp%26tab%3Dorganic%26ri%3D9&w=800&h=673&imgurl=www.primoclipart.com%2Ffiles%2Fpreview%2Fbig%2F945%2FGirl%2520Child%2520Smiling%2520Clip%2520Art.jpg&rurl=http%3A%2F%2Fwww.primoclipart.com%2Fview-clipart%2Fgirl-child-smiling-clip-art&size=62.2+KB&name=Girl+Child+Smiling+Clip+Art+-+Royalty+Free+Clipart+-+Vector+Cartoon+...&p=girls+pictures+clip+art&oid=9d07920e280a6850f524a58bf30e4508&fr2=&fr=sfp&tt=Girl%2BChild%2BSmiling%2BClip%2BArt%2B-%2BRoyalty%2BFree%2BClipart%2B-%2BVector%2BCartoon%2B...&b=0&ni=96&no=9&ts=&tab=organic&sigr=124oqogc7&sigb=13av04fen&sigi=12icfbk2f&.crumb=pLOU9hwGi75

http://ph.images.search.yahoo.com/images/view;_ylt=A0S0uD2nI0VQq08AQ4e1Rwx.;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fph.images.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dgirls%2Bpictures%2Bclip%2Bart%26ei%3Dutf-8%26fr%3Dsfp%26tab%3Dorganic%26ri%3D20&w=1024&h=1044&imgurl=lifestyleclipart.com%2F1024%2Fvector-clipart-of-a-puppy-and-girl-on-a-scooter-royalty-free-by-maria-bell-3.jpg&rurl=http%3A%2F%2Flifestyleclipart.com%2Fdesign%2Fvector-clipart-of-a-puppy-and-girl-on-a-scooter-royalty-free-by-maria-bell-3&size=217.9+KB&name=Lifestyle+Clip+Art+%C2%A9+Maria+Bell&p=girls+pictures+clip+art&oid=c0b84df1b42f6ecab00354677a510009&fr2=&fr=sfp&tt=Lifestyle%2BClip%2BArt%2B%25C2%25A9%2BMaria%2BBell&b=0&ni=96&no=20&ts=&tab=organic&sigr=13ff3f4k7&sigb=13b040lkc&sigi=13a1qui5j&.crumb=pLOU9hwGi75

http://ph.images.search.yahoo.com/images/view;_ylt=A0S0uD6rI0VQtWkAI2q1Rwx.;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fph.images.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dgirls%2Bpictures%2Bclip%2Bart%26ei%3Dutf-8%26fr%3Dsfp%26tab%3Dorganic%26ri%3D35&w=377&h=425&imgurl=images.all-free-download.com%2Fimages%2Fgraphiclarge%2Fsmiling_girl_face_clip_art_18793.jpg&rurl=http%3A%2F%2Fall-free-download.com%2Ffree-vector%2Fvector-clip-art%2Fsmiling_girl_face_clip_art_18793.html&size=40.9+KB&name=Smiling+Girl+Face+clip+art+Vector+clip+art+-+Free+vector+for+free+...&p=girls+pictures+clip+art&oid=473ba3e9503cad51077dc257b4872979&fr2=&fr=sfp&tt=Smiling%2BGirl%2BFace%2Bclip%2Bart%2BVector%2Bclip%2Bart%2B-%2BFree%2Bvector%2Bfor%2Bfree%2B...&b=31&ni=128&no=35&ts=&tab=organic&sigr=12ufv1dm5&sigb=13b6i47i4&sigi=12lob5300&.crumb=pLOU9hwGi75


http://ph.images.search.yahoo.com/images/view;_ylt=A0S0uD2nI0VQq08AOIe1Rwx.;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fph.images.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dgirls%2Bpictures%2Bclip%2Bart%26ei%3Dutf-8%26fr%3Dsfp%26tab%3Dorganic%26ri%3D9&w=800&h=673&imgurl=www.primoclipart.com%2Ffiles%2Fpreview%2Fbig%2F945%2FGirl%2520Child%2520Smiling%2520Clip%2520Art.jpg&rurl=http%3A%2F%2Fwww.primoclipart.com%2Fview-clipart%2Fgirl-child-smiling-clip-art&size=62.2+KB&name=Girl+Child+Smiling+Clip+Art+-+Royalty+Free+Clipart+-+Vector+Cartoon+...&p=girls+pictures+clip+art&oid=9d07920e280a6850f524a58bf30e4508&fr2=&fr=sfp&tt=Girl%2BChild%2BSmiling%2BClip%2BArt%2B-%2BRoyalty%2BFree%2BClipart%2B-%2BVector%2BCartoon%2B...&b=0&ni=96&no=9&ts=&tab=organic&sigr=124oqogc7&sigb=13av04fen&sigi=12icfbk2f&.crumb=pLOU9hwGi75

http://ph.images.search.yahoo.com/images/view;_ylt=A0S0uD2nI0VQq08AQ4e1Rwx.;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fph.images.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dgirls%2Bpictures%2Bclip%2Bart%26ei%3Dutf-8%26fr%3Dsfp%26tab%3Dorganic%26ri%3D20&w=1024&h=1044&imgurl=lifestyleclipart.com%2F1024%2Fvector-clipart-of-a-puppy-and-girl-on-a-scooter-royalty-free-by-maria-bell-3.jpg&rurl=http%3A%2F%2Flifestyleclipart.com%2Fdesign%2Fvector-clipart-of-a-puppy-and-girl-on-a-scooter-royalty-free-by-maria-bell-3&size=217.9+KB&name=Lifestyle+Clip+Art+%C2%A9+Maria+Bell&p=girls+pictures+clip+art&oid=c0b84df1b42f6ecab00354677a510009&fr2=&fr=sfp&tt=Lifestyle%2BClip%2BArt%2B%25C2%25A9%2BMaria%2BBell&b=0&ni=96&no=20&ts=&tab=organic&sigr=13ff3f4k7&sigb=13b040lkc&sigi=13a1qui5j&.crumb=pLOU9hwGi75

PROBLEM

A piece of string can be cut into 6 inches, 8 inches and 4 inches. What is the shortest measurement of string to do this?

PROBLEMA piece of string can be cut into 6 inches, 8 inches and 4 inches. What is the shortest measurement of string to do this?

24 cm

4 in/pc

6 in/pc

8 in/pc

Exploring Other MeansUsing continuous division

PROBLEM

Two buses leave the terminal at 8 am. Bus 36 takes 60 minutes to complete its route; Bus 87 takes 75 minutes. When is the next time the two busses will arrive together atthe terminal (if they are on time)?

PROBLEM 2

A large square panel can be cut into smaller square sheets. If we can cut all squares of 72 cm on each side or all squares of 96 cm on each side, what is the smallest possible size of the panel?

Math WorkoutPracticing the skills

LCM : Continuous Division

1. 135 and 1802. 84 and 1203. 75, 135 and 1804. 64, 48 and 1165. 40, 56 and 108

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lesson 1.4. math wars conquer! defend! risk surrender

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