Adding & Subtracting Integers with Different Signs Open-Note Test

1.

2 points

Danny scored 10 points in the first round of a game. He then lost 20 points in the second round. In the final round he earned 40 points. What was Danny’s score at the end of the game?

20

40

10

30

2.

2 points

Sean, Christian, Anthony, and Mike went to brunch together. Sean paid $30, Christian paid $10, and Anthony paid $20. If the total bill was $75, how much did Mike pay?

$15

$5

$50

$12

3.

2 points

Which of the following expressions has the greatest value?

-3 - (-4) - 2

-3 + (-4) - 2

-3 + (-4) - (-2)

-3 - (-4) - (-2)

4.

2 points

Which of the following has the same value as

-10 + (-3)

-3 + 10

-10 - (-3)

-3 - (-10)

-10 - 3

5.

2 points

Mike deposited $200 into his bank account. He then wrote checks for $20 and $30. Then he deposited $40 dollars more. Which of the following represents the changes in the value of Mike’s account?

200 - 20 + 30 + 40

200 + 20 - 30 - 40

200 + 20 - 30 + 40

200 - 20 - 30 + 40

6.

2 points

What number can be added to (-4) to get a sum of 0?

(-4)

0

1/4

4

7.

2 points

Use Figure 2 from the MAFS.7.NS.1.1 Quiz Figures Sheet.

A meteorologist recorded the temperature in four cities on two days last year, as shown in the table above. Which city had the greatest increase in temperature between the two days?

City A

City B

City C

City D

8.

2 points

Jenya deposited $400 into her bank account. A couple of days later she withdrew $50. The next day she deposited $20 more. A day later she withdrew $150.
Complete the following expression representing the change in Jenya’s account balance:
400 - 50 + ____ - ____

20; -150

-20; 150

150; 20

20; 150

9.

2 points

Luisa claims that when she subtracts two negative integers, the result is always positive. Is she correct?

Yes

No

10.

2 points

Which of the following is the additive inverse, or opposite, of -3?

- 1/3

3

0

1/3

11.

2 points

Danielle is playing a game. She started with 10 points. In the first round she lost 20 points. In the second round she won 45 points. Which of the following shows the changes in Danielle’s score?

10 - 20 + 45

-10 - 20 + 45

10 - 20 - 45

-10 - 20 - 45

12.

2 points

The temperature in Montreal was -8 degrees Celsius. In New York the temperature was 11 degrees Celsius. How many degrees warmer was the temperature in New York?

11

3

8

19

13.

2 points

Tyrell went to the park to go jogging. The beginning of the running path has an elevation of -2 feet. The highest elevation on the jogging path is 14 feet. What is the difference in elevation between the highest point and the beginning of the path?

16 ft

-12 ft

-16 ft

12 ft

14.

2 points

Which of the following is modeled by Figure 1?

(Figure 1 is found on Focus webpage as MAFS.7.NS.1.1 Quiz Figures)

1 + (-5)

1 + (-4)

1 - (-5)

1 - (-4)

15.

2 points

What is the value of -3 - (-10) - 8?

-2

0

1

-1

16.

2 points

Georgina works on the 30th floor of an office building. She took the elevator to the cafeteria on the 7th floor. How many floors did she travel?

7

23

30

37

17.

2 points

A submarine’s elevation is (-14) feet relative to sea level. A shark is swimming at an elevation of -56 feet. What is the difference in elevation between the submarine and the shark?

42 ft

56 ft

60 ft

70 ft

18.

2 points

What is the value of -2 + 100 - (-50)?

152

48

148

150