LCM
GCF
Rename to Lower
More Fractions
Improper/Mixed
100

Find the LCM for 6 and 7 by listing the multiples

LCM: 42

100

Factor 40

*do not multiply factors together


2 x 2 x 2 x 5

100

5/10

1/2

100

Order from least to greatest

2/3, 7/8, 5/6

2/3, 5/6, 7/8

100
16/2

8

200

16 and 18

Make factor trees. Write prime factorization with exponents. Find the LCM.

24 x 32 

= 16 x 9

LCM= 144

200

Factor 18

2 x 2 x 3

200

12/30

2/5

200

Use same size parts strategy to compare

7/15___ 6/15

7/15 > 6/15

200

31/4

7 3/4

300

Use LCM  to rename fractions and compare.

4/9___7/15

20/45 < 21/45

300

Find the GCF of 40 and 60

GCF: 20

300

14/50

7/25

300

Rename as a decimal and write an inequality sentence to compare.

12/19___8/13

0.632 > 0.615

300

4 1/6

25/6

400

Use LCM to rename and compare fractions

7/24___12/48

14/48 > 12/48

400

Find the GCF of 28 and 42.

GCF = 14

400

18/27

2/3

400

Rename each fraction as a decimal and write a comparison sentence.


7/10___ 12/15

0.7 < 0.8
400

1 9/10

19/10

500

14 and 25

Make factor trees. Write prime factorization with exponents. Find the LCM.

52 x 2 x 7 = 25 x 14

LCM= 350

500

28/35

Write in lowest terms. Identify the GCF

4/5; GCF- 7

500

28/14

2/1 or 2
500

Fine the percent of 2/5

40%

500

2 5/8

21/8

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