Answer
Rational numbers are numbers that can be expressed as a quotient (or ratio) of two integers, $q$ and $n$, $\frac{q}{n}$, where $n\ne0$.
Work Step by Step
Rational numbers are numbers that can be expressed as a quotient (or ratio) of two integers, $q$ and $n$, $\frac{q}{n}$, where $n\ne0$. In other words, when trying to figure out if a number is rational, we consider if we can turn the number into a fraction of two integers.