# Is 0.8 real number, rational number, whole number, Integer, Irrational number?

Jul 10, 2015

$0.8$ is a rational number (which implies that it is also a real number)

#### Explanation:

$0.8$ can be expressed as the ratio of two integers (namely $\frac{8}{10}$) which is the definition of a rational number.

Rational numbers are a subset of Real numbers.