Integer Operations

Addition

100

(-12) + 19

7

200

20 + -54

-34

300

-14 + (-18)

-32

400

56 + (-39)

17

500

-125 + (-250)

-375

Subtraction

100

4 - 8

-4

200

10 - (-15)

25

300

-12 - 9

-21

400

-24 - (-36)

12

500

-56 - 94

-150

Multiplication

100

3(-8)

-24

200

-10*-8

80

300

-3*15

-45

400

4 x 12

48

500

-25(-3)

75

Division

100

(-25)/25

-1

200

(-100)/10

-10

300

-32-:-8

4

400

60/(-5)

-12

500

-560-:-8

70

Random

100

What integer represents 15 feet below sea level?

-15

200

What is the distance between -4 and +8?

12

300

If the temperature is negative, is it cold or hot?

COLD!

400

A diver dove 5 feet per second below the waters surface. What integer represents his location after 20 seconds?

-100

500

The temperature in Duluth, MN was 12*F at noon. The temperature fell 20 degrees throughout the day. What was the temperature after the change?

-8*F