Addition
Subtraction
Multiplication
Division
Mystery
100

3+(-3)=

0

100

(-3)-(-3)=

0

100

8(9)

72

100

20÷5=

4

100

An elevator is on the twentieth floor. It goes down 11 floors and then up 5 floors. What floor is the elevator on now?

14th floor

200

13+(-4)=

9

200

3-11=

-8

200

-4(16)

-64

200

−52 ÷ 4 =

-13

200

Jason is moving from his hometown to Alaska. He is expecting a big temperature change, and he is getting ready. The hottest it gets in his hometown is 32 degrees celsius. The coldest it gets in Alaska is approximately - 45 degrees celsius. What temperature change will Jason experience?

77 degrees

300

(-15)+12=

-3

300

13-(-16)=

29

300

-15(-7)=

105

300

−60 ÷ −15=

4

300

What is my name?

Ms. James

400

-17+25=

8

400
15-24=

-9

400

Evaluate qrs if q=9, r=7, and s=-4

qrs=-252

400

Evaluate y/x if x=12 and y=-144

y/x=-12

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

It will be – 12º tonight. The weatherman predicts it will be 25º warmer by noon tomorrow. What will the temperature be by noon tomorrow?

13 degrees

500

Josie has $47 left on her checking account. If she writes a check for $55, what will Josie’s balance be?

-$8.00

500

A submarine dives 20 meters each minute for 15 minutes. What is the total change in depth after 15 minutes?

300 meters

500

The length of an island is changing at the rate of -17 inches per year. How long will it take for the change in the length of the island to be -255 inches?

15 years

500

Ryan was playing a game where catching a fish in the basket adds 10 points to his score. If he catches an octopus instead, he loses 5 points. What is his total if he catches 3 fish and 7 octopus?

3(10)-7(5)=-5 points

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