Страница 32, ГДЗ по математике за 4 класс к тренажёру Погореловой
Умножение и деление на однозначное число в столбик
\[347\,400 \overset{\textcolor{#1a7f37}{1}}{\cdot} 6 \overset{\textcolor{#1a7f37}{3}}{-} 21\,595 \overset{\textcolor{#1a7f37}{2}}{:} 7 = \textcolor{#e03131}{\mathbf{2\,081\,315}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}347400 \\ \smash{\raisebox{0.62em}{$\times$}} & \vphantom{\overset{\bullet}{0}}6\phantom{00} \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{8}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{l|l} \mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}\overset{\mathclap{\textcolor{#1c7ed6}{\frown}}}{21}595 & \underline{\,7\phantom{000}\,} \\ \underline{21}\phantom{000} & \overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{3}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{8}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{5}\kern-0.075em}} \\ \phantom{00}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}59\phantom{0} & \\ \phantom{00}\underline{56}\phantom{0} & \\ \phantom{000}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}35 & \\ \phantom{000}\underline{35} & \\ \phantom{0000}0 & \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{3)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}2084\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{0}}0 \\ \smash{\raisebox{0.62em}{$-$}} & \vphantom{\overset{\bullet}{0}}3085 \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{8}\kern-0.075em\mathbf{1}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{1}\kern-0.075em\mathbf{5}\kern-0.075em} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \end{array} \end{array}\] \[7\,232 \overset{\textcolor{#1a7f37}{1}}{:} 8 \overset{\textcolor{#1a7f37}{3}}{+} 50\,720 \overset{\textcolor{#1a7f37}{2}}{\cdot} 5 = \textcolor{#e03131}{\mathbf{254\,504}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{l|l} \mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}\overset{\mathclap{\textcolor{#1c7ed6}{\frown}}}{72}32 & \underline{\,8\phantom{00}\,} \\ \underline{72}\phantom{00} & \overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{9}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{4}\kern-0.075em}} \\ \phantom{00}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}32 & \\ \phantom{00}\underline{32} & \\ \phantom{000}0 & \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}50720 \\ \smash{\raisebox{0.62em}{$\times$}} & \vphantom{\overset{\bullet}{0}}5\phantom{0} \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{6}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{3)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}25\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}600 \\ \smash{\raisebox{0.62em}{$+$}} & \vphantom{\overset{\bullet}{0}}904 \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{4}\kern-0.075em} \\ & \vphantom{\underline{0}} \\ & \vphantom{\underline{0}} \end{array} \end{array}\] \[94\,060 \overset{\textcolor{#1a7f37}{1}}{\cdot} 4 \overset{\textcolor{#1a7f37}{3}}{+} 607\,800 \overset{\textcolor{#1a7f37}{2}}{\cdot} 9 = \textcolor{#e03131}{\mathbf{5\,846\,440}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}94060 \\ \smash{\raisebox{0.62em}{$\times$}} & 4\phantom{0} \\ \hline & \textcolor{#e03131}{\mathbf{3}\kern-0.075em\mathbf{7}\kern-0.075em\mathbf{6}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}607800 \\ \smash{\raisebox{0.62em}{$\times$}} & 9\phantom{00} \\ \hline & \textcolor{#e03131}{\mathbf{5}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{7}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{3)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}5\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}70200 \\ \smash{\raisebox{0.62em}{$+$}} & 376240 \\ \hline & \textcolor{#e03131}{\mathbf{5}\kern-0.075em\mathbf{8}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{6}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array}\] \[4\,865\,000 \overset{\textcolor{#1a7f37}{1}}{\cdot} 3 \overset{\textcolor{#1a7f37}{3}}{-} 94\,600 \overset{\textcolor{#1a7f37}{2}}{\cdot} 7 = \textcolor{#e03131}{\mathbf{13\,932\,800}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}4865000 \\ \smash{\raisebox{0.62em}{$\times$}} & 3\phantom{000} \\ \hline & \textcolor{#e03131}{\mathbf{1}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{9}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}94600 \\ \smash{\raisebox{0.62em}{$\times$}} & 7\phantom{00} \\ \hline & \textcolor{#e03131}{\mathbf{6}\kern-0.075em\mathbf{6}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{3)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}1\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}59\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{5}}000 \\ \smash{\raisebox{0.62em}{$-$}} & 662200 \\ \hline & \textcolor{#e03131}{\mathbf{1}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{9}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{8}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array}\]