\[4^{3}\ :8^{2} + 2^{3} =\]
\[= 4 \cdot 4 \cdot 4\ :(8 \cdot 8) + 2 \cdot 2 \cdot 2 =\]
\[= 16 \cdot 4\ :64 + 8 =\]
\[= 64\ :64 + 8 = 1 + 8 = 9\]