Introduction to Rational Numbers
Definition: A rational number is a number that can be written in the form p/q, where p and q are integers and q ≠ 0.
All numbers, including whole numbers, integers, fractions and decimal numbers, can be written in the numerator-denominator form..
The denominator of a rational number can never be zero.
Rational Numbers includes the following numbers.
- Positive and negative fractions
- Positive and negative terminating and non-terminating repeating decimal numbers.
The fraction a/b indicates division.
For example, the fraction a/b means 5 /7. The bar () is the fraction symbol. In mathematics the bar symbol, that is, the preferred over the slash representation, that is, 5/7..