THE NUMBER LINELesson 4

Math Vocabulary

Number Line –

a line that has numbers arranged in order from least to greatest

• Origin –

point 0 on the number line

(aka: the starting point)

• Integer –

a whole number and its opposite

The Number Line

Negative Positive

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Point of

Origin

#s less than zero #s greater than zero

same # order but typical # order but decrease in size increase in size

Examples…

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A = R = -9

B = S = 2

C = T = -12

Comparing #s on the Number Line

Which number is greater? > < =

-2 6

3 0

-3 0

14 -14

-12 5

Practice

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Draw and label the following points on a number line:

1. A = -3

2. B = 6

3. C = -10

Compare < > =

4. -5 5

5. 0 -8

6. -4 2