Integers, Integers, Integers! (2.1-2.5 Rev)

Adding Integers

100

-10 + 7 =

-3

200

-2 + (-10)

-12

300

-15 + 13 =

-2

400

41 + (-16) =

25

500

(-250) + (-350) =

-450

Subtracting Integers

100

-8 - (-5)

-3

200

-8 - (-15) =

7

300

0 - (-8) =

8

400

-9 - 20=

-29 

500

62 - 51=

 11 

Multiplying Integers

100

6 x (-4) =

-24

200

-8 x (-7) =

56

300

-4(8) =

-32

400

(-2000) x 0 =

0

500

(-200) x 5 =

 -1000 

Dividing Integers

100

-4 ÷ 2 =

-2

200

-45 ÷ -9 =

5

300

48 ÷ (-8) =

-6

400

90 / 6 =

15 

500

(-20) ÷ (-5) =

4 

Writing Integers

100

Two degrees above zero

2

200

5 Degrees Below Zero

-5

300

ten points above normal

10

400

Ahmed spent eighteen dollars

-18

500

20 points lost

-20