Cool math Prealgebra Help Lessons: Signed Numbers (Integers)

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Coolmath Prealgebra
Signed Number (Integers) lesson 2 - Number Systems (page 2 of 2)
---- This prealgebra lesson explains the different number systems: natural numbers,
whole numbers, positive numbers, negative numbers, integers and real numbers.

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Now, you'll have

The Integers:

Integers = { ... , -3, -2, -1, 0, 1, 2, 3, ... }

number line with the two end arrows pointed out

Remember what these arrows mean! The positive numbers go on forever to the right... and the negative numbers go on forever to the left!

The Real Numbers:

Real Numbers = All of the integers and all the numbers in between

number line with the real numbers highlighted and several examples of real numbers pointed out

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