integers

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all whole numbers, positive and negative, as well as zero

absolute value

the distance a number, positive or negative, is from zero on a number line

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negative integer

All whole numbers less than zero and to the LEFT of zero on a number line

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positive integer

all whole numbers that are greater than zero, and to the right of zero on a number line

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additive identity

A property of addition - if you add 0 (+ ) to any number a, your sum is a.

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additive inverse

a property of addition in which

-a + a = 0

is the same as adding

a + -a = 0

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