§ Вопрос (стр. 33)
\[\boxed{\text{Вопрос}\text{\ }\text{на}\text{\ }\text{стр}\text{.\ 33}}\]
\[487 \cdot 8 + 45\ 270\ :3\ :10 = 5405\]

\[15\ 090\ :10 = 1509\]

\[560\ :7 + (3820 - 850) =\]
\[= 80 + 2970 = 3050\]
\[\boxed{\text{Вопрос}\text{\ }\text{на}\text{\ }\text{стр}\text{.\ 33}}\]
\[487 \cdot 8 + 45\ 270\ :3\ :10 = 5405\]

\[15\ 090\ :10 = 1509\]

\[560\ :7 + (3820 - 850) =\]
\[= 80 + 2970 = 3050\]