\[\frac{1,6}{(0,4)^{2}} - ( - 3)^{3} =\]
\[= \frac{16}{10 \cdot \left( \frac{4}{10} \right)^{2}} + 3^{3} =\]
\[= \frac{16}{10 \cdot 4^{2}} + 3^{2} \cdot 3 =\]
\[= \frac{4^{2} \cdot 10^{2 - 1}}{4^{2}} + 9 \cdot 3 =\]
\[= 10 + 27 = 37.\]