Adding and Subtracting Integers

What is an integer?

Solve the expression - 9 + 5.

• 4

• 14

• - 4

• - 14

Solve the expression - 5 + - 7.

• 12

• 2

• - 12

• - 2

What does K-A-O represent?

• Keep, Add, Opposite

• Keep, Allow, Opposite

• Keep, Add, Owl

• Keep, Add, Positive

When is K-A-O used?

• adding

• subtracting integers

• adding integers

• subtracting

- 5 - 2

• - 3

• 3

• 7

• - 7

-13 - (-5)=

• -8

• 18

• 8

• -18

7 + (-5)

• 12

• 3

• -12

• 2

- 6 + - 5 =

• 11

• 1

• -11

• -1

12 - (-4)

• 16

• 8

• -16

• - 8