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Rules
Word Problems
Addition/Subtraction
Multiplication
Division
100
When you add two positives you (sometimes/always/never) get a positive sum.
What is always
100

 How much higher is 500 than -400 m?

900 m

100
(-1) - (-1)
What is 0
100
(-1) x (-25) =
What is (+25)
100
(-21) / (-7) =
What is (3)
200
When you add two negatives you (sometimes/always/never) get a positive sum.
What is never
200

A weather station on the top of a mountain reports that the temperature is currently 0° C and has been falling at a constant rate of 3° C per hour. Find each temperature. Explain or show your reasoning. If it continues to fall at this rate, what will the temperature be in 2 hours?

-6 degrees Celsius 

200

(-12) + (-12)

What is (-24)

200
(-25) x (+2) =
What is (-50)
200
(-144) / (-12) =
What is (12)
300
When you multiply two integers with the same sign you (sometimes/always/never) get a negative product.
What is never
300

Describe a situation where the following quantities might be useful.

-10 feet per minute

Answers will vary

300

(-100) + (25) =

What is (-75)

300
(+7) x (+9) =
What is (+63)
300
(-12) / (+2) =
What is (-6)
400
When you divide by two integers with different signs you (sometimes/always/never) get a negative product.
What is always
400

A bank charges a service fee of $7.50 per month for a checking account. A bank account has $85.00. If no money is deposited or withdrawn except the service charge, how many months until the account balance is negative?

What is 12 months. 

400
(-224) - (-25) =
What is (- 199)
400
(+9) x (-8) =
What is (-72)
400
(-56) / (+8) =
What is (-7)
500
You call both positive and negative whole numbers this.
What are integers
500

How many hours did it take for the temperature to decrease by 4.4 degrees Celsius?

-.8h =-4.4

500
(-5012) - (-28)
What is (-4984)
500
(-125) x (+5) =
What is (- 625)
500
(-625) / (+25) =
What is (-25)