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## Ignore words

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Natural Number
a counting number from one to infinity.
Whole Numbers
Zero and the counting numbers 1, 2, 3, 4, 5, 6, and so on. If a number has a negative sign, a decimal point, or a part that's a fraction, it is NOT a whole number.
Integers
the set of positive whole numbers and their opposites(negative numbers) and 0
positive number
all the numbers greater than 0, on a horizontal number line to the right of 0, and all numbers above the 0 on a vertical number line
Negative number
a number less than zero
Rational Number
Any number that can be expressed as a ratio of two integers. Example; 6 can be expressed as 6/1, and 0.5 as 1/2.
infinity
something too great to count: an amount or number so great that it cannot be counted
graph
A visual display of data
coordinate
The number that corresponds to a point on a number line
absolute value
The distance of a number from zero on a number line; shown by | |
opposite
Two numbers that are an equal distance from zero on a number line; also called additive inverse.
Irrational Numbers
any number that cannot be expressed as a fraction.