the number line lesson 4. math vocabulary number line – a line that has numbers arranged in order...
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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
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