LCM and Comparing Fractions

What is the LCM of 22 and 6? 

• 6

• 22

• 42

• 66

What is the least common denominator of 1/7 and 3/6?

• 14

• 21

• 7

• 42

Find the LCM of 18 and 24

• 6

• 72

• 24

• 5

FIND the LCM of:

10 =

5 =

8 =

1/3 + 1/4 ​ (a)   1/2

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Answer explanation

Greater than or less than 1/2 is a common benchmark on the ACT & SAT.

Tags

CCSS.4.NF.A.2

Michael has 1/4 of a pizza left and Anika has 1/3 of a pizza left.

Michael's pizza ​ ​ (a)    Anika's pizza

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Tags

CCSS.4.NF.A.2

Compare the following fractions: 1/4 ​ (a)   3/9

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Tags

CCSS.4.NF.A.2

Compare the fractions.

2/3 ​ (a)   2/4

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Tags

3.3.H

Create a statement that correctly compares these two fractions.​ ​

3/8 is ​ (a)   ​ than 5/8.

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• (a)  

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Tags

CCSS.3.NF.A.3D

Compare the following fractions: 2/3 ​ (a)   4/8

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Tags

CCSS.4.NF.A.2