Integers &amp; Absolute Value

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# Integers &amp; Absolute Value - PowerPoint PPT Presentation

Integers &amp; Absolute Value. Lesson 1-4. Math Vocabulary. Integer – a whole number and its opposite 3 and -3, -15 and +15 Absolute Value – the distance between a number and zero. The Number Line. Negative Positive _______________________________________________ Point of Origin

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## PowerPoint Slideshow about 'Integers &amp; Absolute Value' - roch

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Presentation Transcript

### Integers & Absolute Value

Lesson 1-4

Math Vocabulary
• Integer –

a whole number and its opposite

3 and -3, -15 and +15

• Absolute Value –

the distance between a number and zero

The Number Line

Negative Positive

_______________________________________________

Point of

Origin

same order but typical # order but 

decrease in size increase in size

Examples…

_______________________________________________

Name the integer for :

A = In order from least to

greatest:

B = -5 -10 3 0 6 -1

C =

Absolute Value
• Based on distance
• means… the answer always “comes out” POSITIVE

l -2 l = 2

l 5 l = 5

l -5 + 8 l = l 3 l = 3

- l 4 l = -4

- l -13 l = -13

Practice…

Name the integer:

• A profit of \$250
• 18 degrees below 0
• The opposite of 9
• The opposite of the opposite of eight
• l -26 l =
Homework

p. 19 #11-16, 20-32