Страница 49, ГДЗ по математике за 3 класс к проверочным работам Волковой. Серия "Школа России" к УМК Моро

\[\begin{array}{|c|c|c|c|c|} \hline \text{Делимое} & 40 & \rule[-0.52em]{0pt}{1.66em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & 60 & 90 \\ \hline \text{Делитель} & 2 & 30 & 10 & \rule[-0.52em]{0pt}{1.66em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ \hline \text{Частное} & \rule[-0.52em]{0pt}{1.66em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & 3 & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} & 10 \\ \hline \end{array}\]

\[\begin{aligned} (7 + 2) \overset{\mathclap{\textcolor{#808080}{\scriptstyle 45}}\rule[-0.35em]{0pt}{0.35em}}{\cdot} 5 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{>}}}}\hspace{0.72em}} 7 \cdot 5 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 39}}}{+} 4 & \qquad 8 \cdot 4 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 40}}}{+} 2 \cdot 4 &\mathrel{\hspace{0.72em}\mathclap{\vcenter{\Large\bigcirc}}\mathclap{\textcolor{#e03131}{\pmb{\boldsymbol{=}}}}\hspace{0.72em}} 10 \overset{\mathclap{\textcolor{#808080}{\scriptstyle 40}}\rule[-0.35em]{0pt}{0.35em}}{\cdot} 4 \end{aligned}\]

\[\begin{aligned} 13 \cdot 2 &= \textcolor{#e03131}{\mathbf{26}} & \qquad 24 \cdot 3 &= \textcolor{#e03131}{\mathbf{72}} & \qquad 4 \cdot 15 &= \textcolor{#e03131}{\mathbf{60}} \end{aligned}\]

\(1)\ 48 : 6 = \textcolor{#e03131}{\mathbf{8}}\text{ (л)}\)
\(2)\ 80 : 8 = \textcolor{#e03131}{\mathbf{10}}\text{ (б.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{10}}\) бидонов.

\(1)\ 12 \cdot 6 = \textcolor{#e03131}{\mathbf{72}}\text{ (к.)}\)
\(2)\ 72 + 8 = \textcolor{#e03131}{\mathbf{80}}\text{ (к.)}\)
\(3)\ 80 : 10 = \textcolor{#e03131}{\mathbf{8}}\text{ (кор.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{8}}\) коробок.