GCF LCM Prime Factorization

Find the LCM of:

• 1

• 5

• 10

• 20

Find the LCM of:

• 60

• 1

• 30

• 3

Which answer would represent the GCF and Distributive Property of the numbers pictured?

• ( 9 + 21 )

• ( 1 + 3 )

• ( 3 + 7 )

• ( 3 + 9 )

Answer the following question by finding the LCM.

• 90 minutes

• 30 minutes

• 1:45pm

• 1:00pm

What is the standard prime factorization of 18?

What is the GCF of 7 and 15?

• 2

• 1

• 7

• 60

Find the LCM of 10 and 12.

• 2

• 20

• 1

• 60

What is the GCF of 8 and 24?

• 1

• 24

• 8

• 4

What is the greatest common factor of 24 and 36?

• 2

• 3

• 12

• 24

What is the greatest number of bags she can make and have no stickers and pencils left over?

• The greatest number of bags is 18

• The greatest number of bags is 6

• The greatest number of bags is 9

• The greatest number of bags is 27