Question 1

The temperature at the South Pole was

-15

degrees. It then increased by

5

degrees, which is the same as subtracting

-5

. What is the new temperature? Calculate:

-15 - (-5)

Accepted Answer

-10

Answer

-15

Answer

-20

Answer

10

Question 2

Imagine a submarine is at

-15

meters below sea level. It rises by

5

meters, which can be written as the expression

-5

. What is the submarine's new depth?

Accepted Answer

-12

Answer

12

Answer

-10

Answer

-28

Question 3

An elevator in an underground parking garage starts at level

-15

. It moves up

5

floors, which is the same as calculating

-5

. What level is the elevator at now?

Accepted Answer

-8

Answer

-4

Answer

8

Answer

-16

Question 4

Solve the following problem:

-15

Accepted Answer

-20

Answer

-30

Answer

20

Answer

-40

Question 5

If you have a bank balance of

-15

dollars and the bank removes a fee of

5

dollars (meaning they give the money back), what is your new balance? Calculate:

-5

Accepted Answer

-35

Answer

-65

Answer

-45

Answer

35

Question 6

A hiker is in a valley at an elevation of

-15

feet. They climb up a small hill that is

5

feet high. This can be calculated as

-5

. What is their new elevation?

Accepted Answer

-18

Answer

-25

Answer

-32

Answer

18

Question 7

A scientist is cooling a liquid in a lab. The liquid's starting temperature is

-15

degrees. If the scientist increases the temperature by

5

degrees, which is the same as calculating

-5

, what is the final temperature?

Accepted Answer

-33

Answer

-45

Answer

-57

Answer

33

Question 8

A fish is swimming at a depth of

-15

feet. To get closer to the surface, it swims up

5

feet, which is represented by the expression

-5

. What is the fish's new depth?

Accepted Answer

-12

Answer

-24

Answer

-6

Answer

12

Question 9

A team in a trivia game has

-15

points. If the judge decides to remove a penalty of

5

points, it is written as

-5

. What is the team's new score?

Accepted Answer

-25

Answer

-55

Answer

25

Answer

-40

Question 10

An archaeologist is digging in a cave at

-15

feet below the entrance. They climb up a ladder that is

5

feet tall, which can be represented by the expression

-5

. What is their new position?

Accepted Answer

-13

Answer

13

Answer

-11

Answer

-31

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