Answer
$\frac{11}{18}\gt\frac{5}{9}$
Work Step by Step
We can rewrite $\frac{5}{9}=\frac{5\times2}{9\times2}=\frac{10}{18}$.
$\frac{11}{18}$ is greater than $\frac{10}{18}$, because its numerator is greatest while both denominators are the same
Therefore, $\frac{11}{18}\gt\frac{5}{9}$.