Prime Factorization Radicals Practice

Use a number tree to find the prime factorization of 60

• 5 x 3 x 2 x 2

• 7 x 6 x 5

Tags

CCSS.4.OA.B.4

Use a number tree to find the prime factorization of 64

• 2 x 2 x 2 x 2 x 2 x 2

• 4 x 4 x 2 x 2

Tags

CCSS.4.OA.B.4

Use a number tree to find the prime factorization of 72

• 2 x 2 x 2 x 3 x 3

• 4 x 3 x 3 x 2

• 56 = 7 x 2 x 2 x 2 x 2

• 56 = 7 x 4 x 2  

• 56 = 7 x 2 x 2 x 2

• 56 = 7 x 8  

Tags

CCSS.4.OA.C.5

Find the prime factorization of 72

• 2³ x 3²

• 2 x 3² x 4

• 2⁴ x 3³

• 2² x 6²

Only 1 answer below could be correct for the prime factorization of a number. Which answer could be correct. 

• 4⋅2⋅5

• 2⋅3²⋅7

• 15²⋅7

• 7²⋅4²

Create a factor tree and find the prime factorization for 80

• 2⁴⋅5

• 4²⋅5

• 2⋅2⋅2

• 8⋅5⋅2

Write 144 in prime factorization. Use a factor tree. Show your work.

• 2² x 3⁴

• 2⁴ x 3²

• 2³ x 3³

• 2⁴ x 3³

Find the prime factorization for 80

• 4² ⋅ 5

• 2⁴ ⋅ 5

• 2 ⋅ 2 ⋅ 2

• 8 ⋅ 5 ⋅ 2

Using a Factor Tree, find the prime factorization of 54.

• 3² x 6

• 3³ x 2

• 2³ x 3

• 9 x 6