Integers & Absolute Value

Integers & Absolute Value

• The absolute value of a number is the distance the number is from zero on the number line.

• Distance is always positive. Think of it like driving in a car. You can go North, South, East or West, but you can not go negative miles.

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Integers & Absolute Value

Absolute value is symbolized using two bars like this: 99-

-4 -3 -2 -1 0 1 2 3 4

4 4 4 4 2 2

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Examples

26-

#1Ex

45

#2Ex

26 4

4520

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Examples

6-

#3Ex

12--

#4Ex

6 12

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Thermometers are often used to explain positive and negative

numbers.

Words like: below, loss, decrease or withdraw mean negative integers

Words like: above, gain, increase or deposit mean

positive integers.

Thermometers are often used to explain positive and negative numbers.

Words like: below, loss, decrease or withdraw mean negative integers

Words like: above, gain, increase or deposit mean positive integers.

Opposites

• In integers opposites add up to zero.

• +25 + -25 = 0

• -7 + 7 = 0

• 101 + -101 = 0

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If an Integer has no sign, it is a positive number.

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Integers & Absolute Value

Pre-Algebra

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