$\frac{ {\left( \frac{ 1 }{ 3 } \right)}^{3} }{ {\left( \frac{ 1 }{ 3 } \right)}^{2} }$
$\begin{align*}&\frac{ 1 }{ 3 } \\&\begin{array} { l }0.\overset{ \cdot }{ 3 } ,& {3}^{-1}\end{array}\end{align*}$