rational number

rational number
a number that can be expressed exactly by a ratio of two integers.
[1900-05]

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Any number that can be represented as the quotient of two integers (i.e., the denominator cannot equal zero).

The set of rational numbers includes all integers as well as all fractions. In decimal form, rational numbers are either terminating or repeating decimals.

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Universalium. 2010.

Look at other dictionaries:

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