Question

Find the equivalent fraction of $\frac{3}{5}$ having denominator $30$.

Answer 1

Let the equivalent fraction of $\frac{3}{5}$ having denominator $30$ is $\frac{\mathrm{x}}{30}$.

$\frac{3}{5}=\frac{\mathrm{x}}{30}$

$$\begin{gathered} \mathrm{x}\times 5=3\times 30 \\ \mathrm{x}=\frac{3\times 30}{5} \end{gathered}$$

$\mathrm{x}=18$

Hence, the fraction is $\frac{18}{30}$.