Numbers
100
Counting numbers. The numbers must be whole numbers and positive.
1, 2, 3, 4, 5, .....
What is Natural Numbers.
200
All natural numbers plus any whole number that is negative.
....-3, -2, -1, 0, 1, 2, 3.....
What is an integer.
300
Natural numbers plus any number that can be written as a fraction or any decimal that terminates or has a repeating pattern.
½, .33, 4, 0.198
What is a Rational Number.
400
Numbers you cannot write as fractions or decimals that go on forever with a repeating pattern.
Wht is a Real Number.