Prime Factorization Lcm

Find the Least Common Multiple (LCM) of 4 and 10.

• 2

• 20

• 40

• 10

What is the Least Common Multiple (LCM) of 8 & 12.

• 4

• 96

• 24

• 16

What is the Least Common Multiple (LCM) of 6 & 9?

• 3

• 6

• 9

• 18

The prime factorization of 24 is....

• 2x2x6

• 2x2x2x3

• 3x8

• 2x3x4

Find the Least Common Multiple (LCM) of 5 and 7.

• 35

• 70

• 12

• 14

Which is the prime factorization of 81?

• 9 x 9

• 3 x 3 x 9

• 3 x 3 x 3 x 3

• 3 x 3

What is the prime factorization of 36?

• 2 x 2 x 3 x 3

• 2 x 3 x 6

• 2 x 2 x 9

• 2 x 3 x 3

If two numbers have a GCF of 1, you multiply them together to find the LCM.

• True

• False

What is the least common multiple (LCM) of 6 and 8?

• 6

• 8

• 48

• 24

What are the prime factors of 30? 

• 3, 2, 5 

• 1, 2, 3, 5, 6, 15, 30

• 3, 30

• 10, 3