Rational number arithmetic

Sunday will be 60 degrees outside. If Saturday was 16 degrees colder, what was the temperature on Saturday?

Last winter, the coldest temperature was -16 degrees. What is the temperature if it gets 12 degrees warmer?

Which answers give you a sum of 8?

(Hint: There are TWO answers!)

• 9+(-1)

• -8+0

• -1+-9

• 1-(-7)

Will the solution to this problem be positive or negative?

58 + -72

• positive

• negative

976 - (-731)

The solution to this problem will be...

• positive

• negative

-16.5 + 10.75

The solution to this problem will be ...

• positive

• negative

5-(-5)=

• 0

• 5

• 10

• -5

I only have $106 in my account but the shoes I want cost $119. How much money will I have to borrow?

Jerry's account balance is -$32.63. How much does he need to pay to get rid of his debt?

A withdrawal on my account is...

• putting money in my account

• taking money out of my account

• spending money on food

• all of the above