Question

Is 0.4444... a rational, irrational, natural, whole, integer or real number?

Answer 1

Since `0.4444...=4/9` it is rational

Explanation:

`0.4444....` may be written as:

`(0.4444....)/(0.9999....)`, the numerator being a disguised form of `1`
It is easy to see that this equals `4/9`

It is also real , as the rational numbers are part of the collection of real numbers.