## Basic College Mathematics (10th Edition)

$\frac{1}{2}$
$\frac{1}{4}$ + $\frac{1}{4}$ = $\frac{1 + 1}{4}$ = $\frac{2}{4}$ Add the numerators $2$ is the sum of the numerators $4$ is the same denominator $\frac{2}{4}$ is not in lowest terms. Write $\frac{2}{4}$ in lowest terms $\frac{2}{4}$ = $\frac{2\div2}{4\div2}$ = $\frac{1}{2}$