Страница 19, ГДЗ по математике за 3 класс к проверочным работам Волковой. Серия "Школа России" к УМК Моро
Табличное умножение и деление. Проверочная работа 3. Вариант 2
\[\begin{array}{|c|c|c|c|c|} \hline 7 & 5 & 8 & 6 & 9 \\ \hline \rule[-0.52em]{0pt}{1.66em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} \\ \hline \end{array}\] Уменьши в 4 раза \[\begin{array}{|c|c|c|c|c|} \hline 28 & 20 & 32 & 16 & 36 \\ \hline \rule[-0.52em]{0pt}{1.66em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} & \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ \hline \end{array}\]
\[\begin{array}{ccl} \textcircled{1} & \textcolor{#e03131}{\rule[0.32em]{2.2em}{0.09em}} & \boxed{9 - 3 = \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}} \\[12pt] \textcircled{2} & \textcolor{#e03131}{\rule[0.32em]{2.2em}{0.09em}} & \boxed{9 : 3 = \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}} \\[12pt] \textcircled{3} & \textcolor{#e03131}{\rule[0.32em]{2.2em}{0.09em}} & \boxed{9 \cdot 3 = \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}} \end{array}\]
\[\begin{aligned} 24 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 5 & \qquad 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 23 \end{aligned}\] \(\textcolor{#808080}{\text{Подходят и }{24 : 4 - 1 = 5}\text{,}}\) \(\textcolor{#808080}{{4 \cdot 5 + 3 = 23}\text{.}}\)
