Integer Operations

Charles works on the 12th floor of an office building. He went to lunch at the cafeteria on the 4th floor. How many floors down did Charles go when he took the elevator to lunch?

• 8

• 12

• 16

Which of the following expressions has the greatest value?

• −2 − 3

• −2 − (−3)

• 2 − (−3)

Maritza is playing a game. She started with −10 points. In the first round she won 20 points. Which of the following shows the change in Martiza’s score?

• −10 + 20

• −10 − 20

• 10 + 20

Which of the following has the same value as −10 + −3?

• −13

• −7

• 13

What number can be added to −2 to get a sum of 0?

• −2

• 0

• 2

Tyler deposited $300 into his bank account. He then wrote a check for $150. Which of the following represents the changes in the value of Tyler’s account?

• 300 − 150

• 300 + 150

• 150 − 300

What is the value of −2 + 9?

• −7

• 7

• 11

Adam was learning to play a new board game. He spun the spinner 5 times, and each time it landed on “Go back 4 spaces.” How did the position of Adam’s game piece change over these 5 spins?

• −20 spaces

• −4 spaces

• 20 spaces

Every time Megan takes a sip of water, the level of the water in her glass goes down 1 inch. She takes 3 sips. How much did the level of the water in Megan’s glass change?

• −6 in.

• −3 in.

• −1 in.

Louisa used a gift card to pay for 3 meals at a vegetarian restaurant. Each meal cost $7. By how much has the value of the gift card changed?

• −$21

• −$10

• −$7