Finding a common denominator, you can compare $\displaystyle\frac{{20}}{{32}}\usepackage{cmbright}\Huge\$ to $\displaystyle\frac{{18}}{{32}}\usepackage{cmbright}\Huge\$ and see that $\displaystyle\frac{{20}}{{32}}>\frac{{18}}{{32}}\usepackage{cmbright}\Huge\$ , which means $\displaystyle\frac{{20}}{{32}}>\frac{{9}}{{16}}\usepackage{cmbright}\Huge\$ .