LCM_GCF quiz review

All of the numbers on Molly’s paper are common multiples of 4 and 6. Which paper could be Molly’s?

• a. 8, 12, 16, 24

• b. 4, 16, 32

• c. 12, 24, 36

• d. 10, 12, 16, 24,

What is the Least common Multiple (LCM) of 5 and 6?

• 20

• 24

• 30

• 60

Which box shows all the factors for 30?

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• 
• 
• 

Which of the following numbers below is a factor that 6 and 18 have in common?

• 4

• 6

• 9

• 24

What is the Greatest Common Factor of 5 and 9?

• 1

• 3

• 5

• 10

The numbers 2, 3, and 6 are all factors of which number?

• 1

• 2

• 16

• 18

Which group of numbers below are all multiples of 3 and 4?

• 12, 20, 24, 28

• 3, 6, 9, 12

• 12, 24, 36, 48

• .4, 8, 12, 16

What is the Greatest Common Factor (GCF) of 20 and 16?

• 2

• 4

• 5

• 10