rational number
noun
,
Mathematics
1.
a number that can be expressed exactly by a ratio of two integers.
Origin
1900-05
Examples from the web for
rational number
Any integer, finite decimal, or repeating decimal is a
rational number
.
If his idea works, you can pair up every
rational number
with a counting number.
Examines the use of a ratio table for developing students' conceptual understanding of
rational number
.
British Dictionary definitions for
rational number
rational number
noun
1.
any real number of the form
a
/
b
, where
a
and
b
are integers and
b
is not zero, as 7 or 7/3
rational number
in Science
rational number
A number that can be expressed as an integer or a quotient of integers. For example, 2, -5, and
1
/
2
are rational numbers.