Unit 1: Signed Numbers Review

Adding Integers

100

12 + 3

15

200

-15 + (-6)

-21

300

-18 + 23

5

400

10 + (-12) + (-7)

-9

500

-18 + 26 + (-3) + (-22) + 4

-13

Subtracting Integers

100

-4 - 6

-10

200

8 - 17

-9

300

-9 - 6

-15

400

-12 - (-11)

-1

500

2 - (-3) - 5 - (-10)

10

Multiplying Integers

100

-2(18)

-36

200

-8(-9)

72

300

-4(5)(3)

-60

400

Will the following expression produce a positive or negative product?

-9(8)(-1)(-3)(5)

Negative

500

Will the following expression produce a positive or negative product?

12(4)(-3)(5)(-2)

Positive

Dividing Integers

100

-28/2

-14

200

-18/-3

6

300

6(-6)/12

-3

400

Will the expression below produce a positive or negative quotient?

2(-10)(3) divided by -3(5)

positive

500

Will the following expression produce a positive or negative quotient?

9(-2)(-2)(4) divided by -4

Negative

Distributive Property

100

2(3 + 5)

16

200

-4(8 + 3)

-44

300

-6(-3 + 5)

-12

400

8(-7 - 2)

-72

500

-6(-4 - 12)

96