# Rational numbers

A rational number is a number that can be written in the form of a common fraction.

Examples

, , , ,

A rational number can also be written in the form of a decimal fraction that either terminates or repeats.

Examples

0.25 | terminating decimal |

0.66 | repeating decimal |

Related word ratio.

See also common fractions, decimal fractions, fractional numbers, nonterminating decimal, terminating decimal.