Types of Number
Contents
Natural Numbers
A positive whole number including zero. Represented as N = (0,1,2,3,4 ....)
Integer Numbers
Any positive or negative whole number including zero. Represented as Z = (...,-2,-1,0,1,2,...)
Rational Numbers
A number that can be expressed as a fraction or ratio. Represented as Q
Irrational Numbers
A number that cannot be represented as a fraction or ratio, the decimal form will contain infinite repeating values.
Real Numbers
Any positive or negative number with or without a fractional part.
Ordinal Numbers
A number used to identify the relative position of one number to another.
Cardinal Numbers
A number used to identify the size of something.
