Unit 1 Review

Additive Inverse and Absolute Value

100

Hank owed a friend $2.00 then paid back the $2.00. Hank owes his friend zero dollars.

Additive Inverse

200

Jimmy's fishing lure is 8 feet below the surface of the water. How many feet does he need to reel in his lure to reach the surface of the water?

-8 feet

300

What is the additive inverse of -1 2/3?

- 3/5

400

A hot air balloon is floating 125 feet above the ground. How far does the hot air balloon need to drop to reach the ground?

-125 feet

500

In New Zealand, the high temperature for the day was 8° C. On the same day, the high temperature in Barrow was −5° C. What was the difference in high temperatures between the two cities?

13 degrees

Add and Subtract

100

• Allie borrowed $139 from her parents to purchase an ebook reader. During the first month, she purchased $47 dollars in apps, games, and movies which was added to how much she already owed her parents. What integer represents the amount of money Allie has at the end of the first month?

$186

200

At 4 AM, the outside temperature was -28 degrees. By 4 PM that same day, it rose to 38 degrees. What is the difference in the high and low temperature?

66 degrees

300

A football team lost 14 yards on their first play then lost another 7 yards on the next play. What integer represents the total change in yards for the two plays?

-21

400

The local movie theater reported losses of $475 each day for three days. What was the loss for the three days?

$-1,425

500

During one week, Sheila made several changes to her bank account. She made three withdrawals of $40 each from an ATM. She also used her check card for a $185 purchase. Then she deposited her paycheck of $425.

By how much did the amount in her bank account change during that week?

Increase of 120 dollars

Multiply and Divide

100

An orchard produced 215.7 liters of fresh-squeezed orange juice over the course of 4 days. How much orange juice was produced each day, on average?

1. 53.925 Liters 

200

Dana bought plastic tubes that are each 0.8 meters long. If Dana makes a line of 11 tubes by placing them end-to-end, how long will it be?

8.8 Meters

300

There are 8 3/4 pounds of bricks in a bag. Each brick weighs 1 3/4 pounds. How many bricks are in the bag?

 5 Bricks

400

Last week, a chocolate shop sold 4 1/6 ounces of white chocolate. It sold 3 1/2 times as much milk chocolate as white chocolate. How many ounces of milk chocolate did the shop sell?

14 7/12 Milk Chocolate

500

In the morning, Nina drove to the store and used 8 gallons of gas. In the afternoon, she drove to the movie theater and used 4 3/4 gallons of gas. If she did this every day for a seven-day week. How much gas would Nina use in all?

89 ¼ Gallons