Study Guide

Calculate the following.

6.66 x 10

• 6,660

• 6.66

• 66.6

• 666

This rectangular prism is packed with 84 unit cubes, without any gaps or overlaps. What is the volume of this rectangular prism?

• 72 cubic units

• 68 cubic units

• 54 cubic units

• 84 cubic units

Which of the following is equal to 1,000?

• 10³

• 10²

• 10⁵

• 10⁴

Before Emilia purchases a new bookshelf, she wants to make sure it will hold her books. If the bookshelf is 5 inches deep, what is the volume of the bookshelf?

• 224 cubic inches

• 640 cubic inches

• 1,120 cubic inches

• 1,200 cubic inches

A model for the product of two numbers is shown below. Each large rectangle represents one whole.

• 0.1 × 0.3

• 0.1 x 3.0

• 1.0 x 0.3

• 1.0 x 3.0

The rectangular prism shown is made of unit cubes. Choose the expression(s) that could represent the volume of the rectangular prism. Select ALL the correct answers.

• (5 × 2) × 6

• 5 × (2 × 6)

• 2 × 5 × 6

• 2 × 5 + 2 × 2 + 2 × 6

The model represents the quotient of two decimals. Which expression does this model represent?

• 0.8 ÷ 6.0

• 6.0 ÷ 0.8

• 4.8 ÷ 0.8

• 0.8 ÷ 4.8

Calculate the following.

5.97 ÷ 10 = ____

• 0.00597

• 0.597

• 0.0597

• 5.97

This rectangular prism is packed with 42 unit cubes, without any gaps or overlaps. What is the volume of this rectangular prism?

• 21 cubic units

• 41 cubic units

• 35 cubic units

• 42 cubic units

Which of the following is equal to 10,000?

• 10²

• 10³

• 10⁶

• 10⁴