6th grade Chapter 1 Review

Which is the prime factorization of 12?

• 2 x 2 x 3

• 2 + 2 + 2 + 2 + 2 + 2

Use a number tree to find the prime factorization of 32

• 2 x 2 x 2 x 3

• 2 x 2 x 2 x 2 x 2

What is the prime factorization of 7?

• 1 x 7

• 1 + 7

• 2 x 3

Write 50 as a prime factorization of its prime numbers.

• 2 x 5 x 5

• 2 x 3 x 3

• 5 x 5

Is 5, a prime or composite number? 

• Prime
• Composite

Find the prime factorization of 30.

• 30 = 5 x 6

• 30 = 2 x 3 x 5

• 30 = 2 x 3 x 6

What number represents the base?

• 3

• 5

• 15

• 125

What number is the exponent?

• 3

• 5

• 15

• 125

Write in exponential form: 3 x 3 x 3 x 3

• 3 x 4

• 3⁴

• 81

• 3²