\[\boxed{\text{63.}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[600\ :3 + 7 \cdot 5 = 200 + 35 = 235.\]
\[600\ :(3 + 7) \cdot 5 = 600\ :10 \cdot 5 =\]
\[= 60 \cdot 5 = 300.\]
\[40 \cdot (16 - 8) \cdot 2 = 40 \cdot 8 \cdot 2 =\]
\[= 320 \cdot 2 = 640.\]
\[40 \cdot (16 - 8 \cdot 2) =\]
\[= 40 \cdot (16 - 16) = 40 \cdot 0 = 0.\ \]