Страница 14, ГДЗ по математике за 3 класс к проверочным работам Волковой. Серия "Школа России" к УМК Моро

\[\begin{aligned} \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} \cdot 7 &= 21 & \qquad 6 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 12 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} : 9 &= 2 \\ 8 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 24 & \qquad 3 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} &= 27 & \qquad 12 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 3 \\ 3 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 15 & \qquad 9 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 18 & \qquad 18 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 6 \end{aligned}\]

\[\begin{aligned} 3 \overset{\textcolor{#1a7f37}{1}}{+} 50 \overset{\textcolor{#1a7f37}{2}}{+} 37 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & \qquad 43 \overset{\textcolor{#1a7f37}{2}}{-} (12 \overset{\textcolor{#1a7f37}{1}}{-} 9) &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \end{aligned}\]

\(6 \cdot 3 = \textcolor{#e03131}{\mathbf{18}}\text{ (кг)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{18}}\) кг.

\(4 : 2 = \textcolor{#e03131}{\mathbf{2}}\text{ (см)}\)

\(P = (4 + 2) \cdot 2 = \textcolor{#e03131}{\mathbf{12}}\text{ (см)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{12}}\) см.

\(3 \cdot 8 = \textcolor{#e03131}{\mathbf{24}}\text{ (газ.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{24}}\) газеты.