Chapter 1

Absolute Value

100

l 8 l

8

200

l -8 l

8

300

- l 9 l

--9

400

- l -4 l

-4

500

l -x l

x

Adding Integers

100

- 5 + 8 =

3

200

-7 + - 6 =

-13

300

-3 + 4 - 2 = 

-1

400

- 3 + (-7) =

- 10

500

- l -6 l - (-3) =

-3

Subtracting Integers

100

- 7 - (3) =

- 10

200

8 - (-10) =

18

300

-8 + - 10 = 

- 18

400

l - 6 l - 8 = 

-2

500

  l -x l - x = 

      

0

Adding Rational #s

100

1/2 + 1/2 = 

1

200

2/4 + 1/4 = 

3/4

300

3/6 + 1/2 = 

6/6 = 1

400

2.5 + 1/2 = 

3

500

1/6 + 2/5 = 

17/30

Mixed Bag

100

What is an Interger

Is a set of whole numbers (0,1,2,3,4,) plus their opposites (-1,-2,-3,-4)

200

What is the definition of absolute value?

The distance between a number and zero on a number line.  

300

In addition to  integers, what types of numbers are included in the set of rational numbers?

fractions, decimals

400

What is a definition of the additive inverse?

The opposite of a number.

500

A hang glider is 3/100 mile above the earth.  After 5 minutes, the hang glider is 1/50 mile above the water.  Find and interpret the change in height of the hang glider.

1/100