Integers and Rational Number Operations

Cash Money

100

What is the opposite of -9?

9

200

Add the following: 

2 + (-4)

-2

300

Negative plus negative =

NEGATIVE

400

Subtract the following:

- 3 - 8

-11

500

What is the absolute value of -10?

10

Ding Dong

100

What is always true about absolute value?

Always positive

200

Add the following: 

-9 + 9

0

300

When adding with different signs, what are the 2 steps to take?

1. Subtract

2. Take the sign with the greater absolute value.

400

Add the following:

9 + -8

1

500

Add the following:

-10 + 8 + (-12) + 16

2

SirLaughsALot

100

What are 3 types of rational numbers?

fraction, decimals, mixed numbers, whole numbers, integers, etc.

200

Add the following:

-3 + -11

-14

300

What are the rules for subtracting integers and rational numbers?

Keep-Change-Change

or

Add-the-opposite

400

Subtract the following:

-25 - (-25)

0

500

Subtract the following:

-4 - 8 - (-10) - (-9)

11

Turn Up

100

8 ____ 7 

>, <, =

>

200

Add the following: 

1/2 + 1/2

1

300

Subtract the following:

-9 - (-11)

2

400

TRUE OR FALSE: The rules for adding integers are not the same for adding rational numbers.

FALSE

500

Subtract the following:

1/4 - (-1/4) + 1/8

1/8

Giraffes

100

What is the sum of 0 + 4?

4

200

Positive plus positive =

POSITIVE

300

Subtract the following:

6 - 10

-4

400

Add the following:

-1/4 + 1/2

1/4

500

TRUE OR FALSE: The rules for subtracting integers are the same as those for subtracting rational numbers.

TRUE