What should be added to $ \bigg( \large\frac{2}{3} +\frac{3}{5}\bigg) $ to get $\large\frac{-2}{15}$?

Question

$\begin{array}{1 1} \large\frac{7}{5} \\\large\frac{4}{5} \\ \large\frac{-7}{5} \\ \large\frac{3}{5} \end{array} $