## Prealgebra (7th Edition)

$-\frac{8}{33}$
$\frac{2}{3}-\frac{10}{11}$ Find the least common denominator and subtract. $\frac{2}{3}-\frac{10}{11}=\frac{2\times11}{3\times11}-\frac{10\times3}{11\times3}=\frac{22}{33}-\frac{30}{33}=-\frac{8}{33}$