Addition
Subtraction
Multiplication
Division
Rules
100

-3 + 5 equals

2

100

-6 - 3=

-9

100

-7 * 6

-42

100

-20 / 5

-4

100

When adding two numbers of the same sign you should 

add and keep the sign

200

The additive inverse of -7

7

200

18-25=

-7

200

-5(-5)

25

200

-18 / -3

6

200

Describe the boom boom rule.

Subtracting a negative becomes addition of a positive. Boom, boom.

300
15 + -11
4
300

35 - - 5=

40
300

Megan loses 3 points in her game each time she fails to complete her goal. She did not complete her goal 9 times. What is the total of her points?

-27

300

Jimmy missed 8 questions on his test. His teacher took off 24 points. How many points is each question worth?

3
300

Connor withdrew $8 from his bank account 4 times. What is his balance?

-$32

400

-90 + -19

71

400

-465 - -87 =

-378

400

40 x -6

-240

400

-1000 / 200

-5

400

A negative integer (c) is divided by another negative integer (d) to give quotient (e). What sign is e?

positive

500

876 + -312

564

500

-736 - 173

-909

500

-70 * -12

840

500

-465 / -5

93

500

Subtraction is ____________ of the ________

addition of the inverse

M
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