=$\frac{1}{3}$-$\frac{3}{4}$+$\frac{3}{5}$+$\frac{1}{64}$-$\frac{2}{9}$-$\frac{1}{36}$+ $\frac{1}{15}$
=($\frac{1}{3}$- $\frac{2}{9}$)-( $\frac{3}{4}$+$\frac{1}{36}$)+($\frac{3}{5}$+$\frac{1}{15}$)+ $\frac{1}{64}$
=($\frac{3}{9}$- $\frac{2}{9}$)-( $\frac{27}{36}$+ $\frac{1}{36}$)+( $\frac{9}{15}$+$\frac{1}{15}$)+ $\frac{1}{64}$
=$\frac{1}{9}$- $\frac{28}{36}$+ $\frac{10}{15}$ +$\frac{1}{64}$
=$\frac{1}{9}$- $\frac{7}{9}$+ $\frac{2}{3}$+ $\frac{1}{64}$
=$\frac{-6}{9}$+ $\frac{2}{3}$+ $\frac{1}{64}$
=$\frac{-2}{3}$+ $\frac{2}{3}$ +$\frac{1}{64}$
=$\frac{1}{64}$
