## Did Mariah Make a Mistake?

Mariah explained how to add -8 + (-4) by using the number line below. Mariah stated that -8 + (-4) = -4 by counting four spaces to the right from -8 on the number line and ending at -4. Which

## Miss Reyes’ Students

Miss Reyes put -7 + 5 = ? on the board and asked her students to represent the problem with a number line.  Charlie drew the number line below. Which of the following correctly describes Charlie’s number line? A.  The

## A Submarine’s Captain’s Instructions

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.

## Represent an Expression on the Number Line

Which expression is represented on the number line below? A.  -4 + 3 B.  -4 – 3 C.  -4 + 7 D.  -4 – 7

## 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.

## Maya is Selling Bottled Water

Maya bought 72 bottles of water to sell at the concession stand for the weekend. By Sunday morning, she sold 63 bottles of water. A. Represent the situation as the addition of integers, and solve the problem to determine how

## 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