\[\boxed{\mathbf{Страница}\mathbf{\ 57}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\boxed{\mathbf{199}\mathbf{.}\mathbf{\ }}\]
\[Выражение\] | \[1\] | \[2\] | \[3\] | \[4\] |
---|---|---|---|---|
\[2 \cdot \boxed{}\] | \[2\] | \[4\] | \[6\] | \[8\] |
\[2 \cdot \boxed{} - 1\] | \[1\] | \[3\] | \[5\] | \[7\] |
\[\left( 2 \cdot \boxed{} - 1 \right) \cdot 5\] | \[5\] | \[15\] | \[25\] | \[35\] |
\[\left( 2 \cdot \boxed{} - 1 \right) \cdot 5 + 45\] | \[50\] | \[60\] | \[70\] | \[80\] |
\[\boxed{\mathbf{200}\mathbf{.}\mathbf{\ }}\]
\[12\ :4 + 2 > 12\ :(4 + 2)\]
\[5 > 2\]
\[6 \cdot (5 - 4) < 6 \cdot 5 - 4\]
\[6 < 26\]
\[8 - 0 \cdot 9 < (8 - 0) \cdot 9\]
\[8 < 72\]
\[36 \cdot 1 - 1 > 36 \cdot (1 - 1)\]
\[35 > 0\]
\[\boxed{\mathbf{201}\mathbf{.}}\]
\[25 - 3 \cdot 4 = 13\ (м) - шелка\ \]
\[осталось.\]
\[Ответ:13\ метров\ шелка.\]
\[\boxed{\mathbf{202}\mathbf{.}\mathbf{\ }}\]
\[Способ\ 1.\]
\[24\ :8 + 32\ :8 = 3 + 4 =\]
\[= 7\ (ящиков) - потребовалось.\]
\[Способ\ 2.\]
\[(24 + 32)\ :8 = 56\ :8 =\]
\[= 7\ (ящиков) - потребовалось.\]
\[Ответ:7\ ящиков.\]