GCF and LCM and Prime Factorization

What would be the prime factorization of the number 75?

• 5 x 5 x 5

• 3 x 3 x 5

• 3² x 5

• 3 x 5²

Find the GCF of:

• 1

• 15

• 115

• 345

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

• 12 ( 2 + 1 )

• 6 ( 2 + 1 )

• 6 ( 4 + 2 )

• 4 ( 6 + 3 )

Find the GCF:

• 5

• 1

• 30

• 10

Find the GCF:

• 1

• 2

• 8

• 12

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 expanded prime factorization of 36?

• 2 x 18

• 2 x 2 x 3 x 3

• 2 x 2 x 9

• 2 x 2 x 2 x 3