Prime Factorization Lcm and Gcf

The prime factorization of 30 is...

(a)  

Find the GCF of 28 and 44.

(a)  

Find the GCF of 36 and 96.

(a)  

Find the LCM of 12 and 15.

• 3

• 180

• 60

• 120

Find the LCM of 6 and 10.

(a)  

Find the LCM of 12 and 16.

(a)  

2 x 2 x 2 is the prime factorization of...

• 6

• 12

• 22

• 8

Find the prime factorization of 105

• 7x5x3

• 11x5x3

• 7x5x2x1

• 7x5x3x2

Write 78 as a product of its prime factors.

• 2 x 39

• 2 x 3 x 13

• 6 x 13

• 2 x 3 x 3 x 4

What is the prime factorization of 136 ?

• 2 x 2 x 2 x 17

• 2 x 2 x 34

• 2 x 4 x 17

• 4 x 34