#### Answer

$\frac{1}{6}$

#### Work Step by Step

Start with given expression: $\frac{5}{6}-\frac{2}{3}$
Convert $\frac{2}{3}$ to sixths: $\frac{2}{3}\times\frac{2}{2}=\frac{4}{6}$
Subtract the terms with like denominators: $\frac{5}{6}-\frac{4}{6}=\frac{1}{6}$