Chapter 8 Test Review

Absolute Value

100

I 40 I

40

200

I -70 I

70

300

I 1.7 I

1.7

400

I -1,873 I

1,873

500

I -1.27 I

1.27

Ordering Numbers

100

0, -2, 2

-2, 0, 2

200

0, 4, -7, 9

-7, 0, 4, 9

300

100, -100, 8, -99

-100, -99, 8, 100

400

-1, -3, -5, -6, 8

-6, -5, -3, -1, 8

500

-1.5, 1.5, -10.65

-10.65, -1.5, 1.5

Value of X,Y

100

y=x + 6

when x is 1

y=7

200

y = x - 10

when x = 20

y= 10

300

y = 2x

when x=6

y=12

400

y=7x

when x=5

y=35

500

y=2x+3

when x=8

y=19

Comparing Numbers

100

-2 or 2

2

200

0 or -100

0

300

-3.8 or 9

9

400

-7.03 0r -23

-7.03

500

-100 or -99

-99

Opposites

100

51

-51

200

-6

6

300

3.5

-3.5

400

-0.04

0.04

500

1,450,000

-1,450,000