The Number System Final Review

Vocabulary

100

How far a number is away from zero.

Absolute Value

200

A number that is whole or that is not a fraction.

Integers

300

The opposite of any number

Additive Inverse

400

Decimals that come to an end.

Terminating Decimal

500

Decimals with one or more digits

Repeating Decimals

Adding and Subtracting Integers

100

3+-7

-4

200

-100+-7

-107

300

6+-3

3

400

14 - -6

20

500

3000 - -150

3150

Multiplying and Dividing Integers

100

6/-2

-3

200

-2 x -4 

8

300

-3 x 0

0

400

2 x -3

-6

500

-10/-5

2

Multiplying and Dividing Rational Numbers

100

2 x 1/4

1/2

200

-4 x -1/8

1/2

300

-3 x -2 5/6

8 1/2

400

0.2 x -5.5

-1.1

500

1/9 / 5/4

4/45

Adding and Subtracting Rational Numbers

100

1/2 + 1/3

5/6

200

-0.2 + 7/10

0.5

300

7/4 - 1.76

-0.01

400

3/4 - 1/5 

11/20

500

3/8 + 1/2 

7/8