Algebraic or numerical expression written as a ratio of two quantities.
Examples
These four expressions are fractional expressions :
\(\frac{x + y}{3}\) , \(\frac{x + y}{z}\) , \(\frac{8 + 7}{11}\) , \(\frac{21}{5}\)
Educational note
Writing fractional expressions is a way of representing a ratio between two quantities. Fractions are generally represented by fractional expressions. However, not all fractional expressions are fractions, since fractions are part-to-whole ratios.