A submarine was cruising at 450 feet below sea level. The captain instructed the crew to climb 200 feet. Which of the following represents the submarine’s new position? A. -450 – 200 = -650 feet

## Josefa’s Checking Account

Josefa was overdrawn on her checking account, which left her with a balance of -$15.00. She made a deposit of $50. Which of the following represents this scenario? A. -$15 + $35 = $50 B. -$15 + $50 = $35

## Representing Temperature on a Number Line

At 6:00am, the temperature was 5 degrees F. The temperature fell 9 degrees more by 8:00am. Which of the following represents this scenario? A. B. C. D.

## Make Zero

A. Describe a situation in which opposite values combine to make zero. B. Graph the equation representing the situation from part A on a number line.

## Ronnie’s Science Experiment

During a science experiment, Ronnie raises the temperature of his solution by 25 degrees. Overnight, the temperature of his solution falls 20 degrees. Which of the following explains what Ronnie can do to make the net change of the temperature

## Making Zero

Which situation below will result in zero when the quantities are combined? A. Sangi has $45 in his savings account and withdraws $42. B. After riding his dirt bike, the tires lost 4 psi of air, and Derek pumps 4

## Rupert’s Strawberries and Raspberries

Rupert had 1-1/4 pounds of strawberries and 2-1/2 pounds of raspberries. A. Use a number line to represent the problem that shows how many total pounds of berries Rupert has. B. Using the number line from part A, write and

## Skylar’s Video Game

Skylar earned 56 points during the first 15 minutes of his video game. In the next 5 minutes, he lost 68 points. A. Use a number line to represent the problem that shows how many points Skylar has in his