6th Grade Unit 3: Exponents/ Expressions Math Review

What is the value of 3^2?

• 5

• 6

• 9

• 27

What is the value of the expression below? 3 X 7 + 2³ ÷ (3 + 1)

• 7.25

• 23

• 3,041.75

• 4,055.67

Which expression is equivalent to (3)(3)(3)(3)(3)

• 3⁵

• 5(3¹)

• 5³

• 3¹

• 3² times 3³

Which of the following equations does NOT represent how to find the perimeter, P, of the following shape?

• P = LW + LW

• P= 2L + W + W

• P= 2L + 2W

• P= L + L + W + W

Select all the statements that describes the expression

19y - 8z.

• The expression represents the difference of 19y and 8z.

• The expression represents y multiplied by 19 minus z multiplied by 8.

• The expression represents 19y minus z+z+z+z+z+z+z+z.

• The expression represents 19 plus y minus 8 plus z.

• The expression represents the quotient of 19y and 8z.

Cara solves 10 homework problems every hour.

Let h represent the total number of hours she has been solving homework problems.

Which expression could be used to find the total number of homework problems Cara has solved?

• h times 10

• h divided by 10

• h - 10

• h + 10

Which expression is the product of 2 factors?

• x²

• 3xy

• 6x(x-1)

• 2(x + 1)(y + 2)

Which best describes the p in the expression p(q + 2r)?

• term

• factor

• coefficient

• expression

Select all of the following that are terms in the expression 3k + 2k² + 5.

• 3

• 3k

• 2k2

• k

• 5

Tyree's dad is tiling the floor in their living room. The living room is 3 yards long and 2 yards wide. The area of each tile is 1 square foot. How many tiles will Tyree's dad need?

• 6

• 10

• 30

• 54