Review: Prime Factorization

Complete the factor tree to find the prime factorization of 9.

• 9 = 3 x 3

• 9 = 9 x 1

• 9 = 9 x 9

• 18 = 2 x 2 x 3

• 18 = 2 x 9

• 18 = 2 x 3 x 3

Tags

CCSS.6.EE.A.1

Find the prime factorization of 30.

• 30 = 5 x 6

• 30 = 2 x 3 x 5

• 30 = 2 x 3 x 6

• 42 = 2 x 3 x 7

• 42 = 2 x 3 x 6

• 42 = 2 x 3 x 5

Tags

CCSS.4.OA.C.5

• 56 = 7 x 2 x 2 x 2 x 2

• 56 = 7 x 2 x 2 x 2

Find the prime factorization of 16.

• 16 = 2 x 4 x 4

• 16 = 4 x 4

• 16 = 2 x 2 x 2 x 2

Find the prime factorization of 38.

• 38 = 2 x 19

• 38 = 5 x 6 x 8

• 38 = 5 x 6 x 6

The prime factors of 70 are?

• 3 x 5 x 7

• 5 x 7 x 7

• 2 x 5 x 7

Find the prime factors of 200.

Find the PRIME FACTORIZATION of 81.

(a)