4класс

Страница 60, ГДЗ по математике за 4 класс к тренажёру Погореловой

Умножение и деление на двузначное и трёхзначное число

3. Вычисли, записывая решение столбиком.

\[3\,495\,800 \overset{\textcolor{#1a7f37}{1}}{:} 385 \overset{\textcolor{#1a7f37}{2}}{\cdot} 47\,800 = \textcolor{#e03131}{\mathbf{434\,024\,000}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{l|l} \mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}\overset{\mathclap{\textcolor{#1c7ed6}{\overgroup{\hphantom{\textstyle 3495}}}}}{3495}800 & \underline{\,385\phantom{0}\,} \\ \underline{3465}\phantom{000} & \overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{9}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{8}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}} \\ \phantom{00}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}3080\phantom{0} & \\ \phantom{00}\underline{3080}\phantom{0} & \\ \phantom{000000}0 & \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}47800\phantom{0} \\ \smash{\raisebox{0.62em}{$\times$}} & \vphantom{\overset{\bullet}{0}}9080\phantom{00} \\ \hline & 3824\phantom{000} \\ \smash{\raisebox{0.62em}{$+$}} & 4302\phantom{00000} \\ \hline & \textcolor{#e03131}{\mathbf{4}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array}\] \[1\,835\,460 \overset{\textcolor{#1a7f37}{1}}{:} 495 \overset{\textcolor{#1a7f37}{2}}{\cdot} 65\,400 = \textcolor{#e03131}{\mathbf{242\,503\,200}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{l|l} \mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}\overset{\mathclap{\textcolor{#1c7ed6}{\overgroup{\hphantom{\textstyle 1835}}}}}{1835}460 & \underline{\,495\phantom{0}\,} \\ \underline{1485}\phantom{000} & \overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{3}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{7}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{8}\kern-0.075em}} \\ \phantom{0}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}3504\phantom{00} & \\ \phantom{0}\underline{3465}\phantom{00} & \\ \phantom{000}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}3960 & \\ \phantom{000}\underline{3960} & \\ \phantom{000000}0 & \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}3708\phantom{00} \\ \smash{\raisebox{0.62em}{$\times$}} & \vphantom{\overset{\bullet}{0}}65400 \\ \hline & 14832\phantom{00} \\ \smash{\raisebox{0.62em}{$+$}} & 18540\phantom{000} \\ & 22248\phantom{0000} \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \\ & \vphantom{\underline{0}} \end{array} \end{array}\] \[2\,757\,672 \overset{\textcolor{#1a7f37}{1}}{:} 459 \overset{\textcolor{#1a7f37}{2}}{\cdot} 342\,000 = \textcolor{#e03131}{\mathbf{2\,054\,736\,000}}\] \[\begin{array}{l} \textcolor{#1a7f37}{\mathbf{1)}} \\ \begin{array}{l} \begin{array}{l|l} \mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}\overset{\mathclap{\textcolor{#1c7ed6}{\overgroup{\hphantom{\textstyle 2757}}}}}{2757}672 & \underline{\,459\phantom{0}\,} \\ \underline{2754}\phantom{000} & \overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{6}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{0}\kern-0.075em}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#e03131}{\mathbf{8}\kern-0.075em}} \\ \phantom{000}\mathllap{\smash{\raisebox{-0.5em}{$-$}}\,}3672 & \\ \phantom{000}\underline{3672} & \\ \phantom{000000}0 & \end{array} \\ \vphantom{\underline{0}} \end{array} \end{array} \qquad \begin{array}{l} \textcolor{#1a7f37}{\mathbf{2)}} \\ \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}6008\phantom{000} \\ \smash{\raisebox{0.62em}{$\times$}} & \vphantom{\overset{\bullet}{0}}342000 \\ \hline & 12016\phantom{000} \\ \smash{\raisebox{0.62em}{$+$}} & 24032\phantom{0000} \\ & 18024\phantom{00000} \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{7}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{6}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em} \end{array} \end{array}\]

Сообщить об ошибке

Не получилось открыть форму обратной связи.
Напишите нам: nqzva@cbzbtnyxn.zr