12
of 2

Number Systems

Now, you'll have

The Integers:

number line with the integers highlighted

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:

number line with the real numbers highlighted

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