Integers

Adding

100

-8 + 8 = ______

0

200

-20 + 15 = _____

-5

300

-65 + -55 = _______

-120

400

-20 + 25 + -15 = _____

-10

500

50 + -15 + -8 + -26 = _________

1

Subtracting

100

60 - (- 180) = _____

240

200

-60 - (-80) = ________

20

300

-40 - 350 = _________

-390

400

-22.2 - (-52.2) = __________

30

500

-22 - 34 - (-55) - 88 = _________

-89

Multiplying

100

-6 x -6 = ____

36

200

13 x -5= _____

-65

300

-24 x 58 = _____

-1392

400

-66.58 x -43.22 = _____

2877.5876

500

-12 x 15 x -82 = ________

14,760

Dividing

100

-12 ÷ -4

3

200

-35 ÷ 7

-5

300

9874 ÷ -16 = ______

-617.125

400

-56.7 ÷ -12

4.725

500

-500 ÷ 10 ÷ 50 = _______

-1

World Problems

100

Harold is 5 feet below sea level. He swims down another 20 feet. Where is Harold now?

-25 feet

200

Shawn climbs up a mountain 7 feet from ground level. He then climbs down 26 feet. Where is he now?

-19 feet

300

You have $1750.00 in your bank account. You take out a withdrawal of $2550.00. How much money do you have now?

-$800.00

400

Carl pays for a Netflix membership. He has an automatic withdrawal of $15.99 taken out of his account per month. How much is Carl's total deduction in a year?

-$191.88

500

The temperature in Colorado is o degrees celsius and is falling at a constant rate of 7 degrees per hour. What was the temperature 5 hours ago?

35 degrees celsius