PAR.6 Review

3⁵

• 5⋅5⋅5

• 15

• 3⋅3⋅3⋅3⋅3

• 35

Which of the following equations are correct? Select ALL that apply.

• 4⁵ = 4 x 4 x 4 x 4 x 4

• 2³ = 2 × 2 × 2

• 4³ = 3 x 3 x 3 x 3

• 1⁴ = 1 x 1 x 1 x 1

Simplify the expression (0.7)³

• 0.21

• 0.343

• 2.1

• 0.49

What number does m need to be to make the equation true?

64 = 4^m

• 3

• 16

• 4

• 2

Determine whether each expression is equivalent to 5⁴. Select all that apply.

• 5 + 4

• 5 x 5 x 5 x 5

• 5 x 4

• 5³ x 5

Which expression shows (36+24) in the form of c (a + b), where c is the greatest common factor of 36 and 24?

• 2 (18 + 12)

• 3 (12 + 8)

• 24 (12 + 1)

• 12 (3 + 2)

What is the greatest common factor (GCF) of 20 and 35?

• 2

• 10

• 5

• 1

Jaiden wants to use the distributive property to rewrite the addition problem shown so that the numbers left in the parentheses have no common factor except 1.

18 + 27

Which is an equivalent expression that has numbers in the parentheses whose only common factor is 1?

• 2 (9 + 13)

• 3 (6 + 9)

• 9 (2 + 3)

• 1 (18 + 27)

Ethan is baking cookies to separate into bags and give to his friends at school. He bakes 24 chocolate chip cookies and 32 oatmeal raisin cookies. If he wants to prepare identical bags for each friend without having any cookies left over, what is the greatest number of bags he can prepare? How should you solve this?

• Find the Greatest Common Factor (GCF)

• Find the Least Common Multiple (LCM)