Часть 2 страница 14, ГДЗ по математике за 4 класс к рабочей тетради Дорофеева
Сложение и вычитание величин
\[\begin{aligned} 6\text{ км }20\text{ м} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{6\,020}}}}}\text{ м} & \qquad 25\text{ т }4\text{ ц} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{254}}}}}\text{ ц} \\ 7\text{ ч }9\text{ мин} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{429}}}}}\text{ мин} & \qquad 48\text{ кг }15\text{ г} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{48\,015}}}}}\text{ г} \\ 36\text{ м }6\text{ см} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{3\,606}}}}}\text{ см} & \qquad 2\text{ мин }14\text{ с} &= \boxed{\smash[b]{\underset{\hspace{2.5em}}{\textcolor{#e03131}{\mathbf{134}}}}}\text{ с} \end{aligned}\]
\[\hspace{0.69em}\begin{array}{cr} \mathllap{\text{1)}\hspace{0.3em}}\hphantom{+}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{5}}\text{ км }6\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}3\text{ м} \\ \smash{\raisebox{0.62em}{$+$}} & 3\text{ км }729\text{ м} \\ \hline & \textcolor{#e03131}{\mathbf{9}\kern-0.075em}\text{ км }\textcolor{#e03131}{\mathbf{3}\kern-0.075em\mathbf{7}\kern-0.075em\mathbf{2}\kern-0.075em}\text{ м} \end{array} \quad \hspace{0.69em}\begin{array}{cr} \mathllap{\text{2)}\hspace{0.3em}}\hphantom{-}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{7}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{2}}\text{ т }0\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{5}}0\text{ кг} \\ \smash{\raisebox{0.62em}{$-$}} & 38\text{ т }216\text{ кг} \\ \hline & \textcolor{#e03131}{\mathbf{3}\kern-0.075em\mathbf{3}\kern-0.075em}\text{ т }\textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{3}\kern-0.075em\mathbf{4}\kern-0.075em}\text{ кг} \end{array} \quad \hspace{0.69em}\begin{array}{cr} \mathllap{\text{3)}\hspace{0.3em}}\hphantom{-}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{2}}6\text{ кг }\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{0}}0\text{ г} \\ \smash{\raisebox{0.62em}{$-$}} & 9\text{ кг }147\text{ г} \\ \hline & \textcolor{#e03131}{\mathbf{1}\kern-0.075em\mathbf{7}\kern-0.075em}\text{ кг }\textcolor{#e03131}{\mathbf{1}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{3}\kern-0.075em}\text{ г} \end{array}\] Проверка: \[\hspace{0.69em}\begin{array}{cr} \mathllap{\text{1)}\hspace{0.3em}}\hphantom{-}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{9}}\text{ км }3\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{7}}2\text{ м} \\ \smash{\raisebox{0.62em}{$-$}} & 3\text{ км }729\text{ м} \\ \hline & \textcolor{#e03131}{\mathbf{5}\kern-0.075em}\text{ км }\textcolor{#e03131}{\mathbf{6}\kern-0.075em\mathbf{4}\kern-0.075em\mathbf{3}\kern-0.075em}\text{ м} \end{array} \quad \hspace{0.69em}\begin{array}{cr} \mathllap{\text{2)}\hspace{0.3em}}\hphantom{+}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}\text{ т }8\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}4\text{ кг} \\ \smash{\raisebox{0.62em}{$+$}} & 38\text{ т }216\text{ кг} \\ \hline & \textcolor{#e03131}{\mathbf{7}\kern-0.075em\mathbf{2}\kern-0.075em}\text{ т }\textcolor{#e03131}{\mathbf{0}\kern-0.075em\mathbf{5}\kern-0.075em\mathbf{0}\kern-0.075em}\text{ кг} \end{array} \quad \hspace{0.69em}\begin{array}{cr} \mathllap{\text{3)}\hspace{0.3em}}\hphantom{+}& \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{1}}7\text{ кг }\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{1}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{5}}3\text{ г} \\ \smash{\raisebox{0.62em}{$+$}} & 9\text{ кг }147\text{ г} \\ \hline & \textcolor{#e03131}{\mathbf{2}\kern-0.075em\mathbf{6}\kern-0.075em}\text{ кг }\textcolor{#e03131}{\mathbf{3}\kern-0.075em\mathbf{0}\kern-0.075em\mathbf{0}\kern-0.075em}\text{ г} \end{array}\]
