Terms
Addition/Subtraction
Multiply/Divide
Integers
100
What does word inverse mean?

Opposite

100

x+7=15

x=8

100

5x=30

x=6

100

-5+(-12)

-17

200

What is the inverse of addition?

Subtraction

200

x-10=12

x=22

200

x/4=11

x=44

200

8\div-4

-2

300

Division is the inverse operation of what?

Multiplication


300

x-4=-12

x=-8

300

-4x=24

x=-6

300

6(-4)

-24

400

What operation does the fraction bar mean?

Example 

5/6

Divide

400

x+3=-15

x=-18

400

-8x=-40

x=5

400

16 - (-9)

25
500

x-(-8)=10

x=2

500

-x/4=-12

x=48

500

-15-(-8)

-7

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