Часть 1 страница 72, ГДЗ по математике за 2 класс к рабочей тетради Моро
Проверка вычитания
\(1)\ 2 + 3 = \textcolor{#e03131}{\mathbf{5}}\text{ (кг)}\)
\(2)\ 2 + 5 = \textcolor{#e03131}{\mathbf{7}}\text{ (кг)}\)
\(3)\ 8 - 7 = \textcolor{#e03131}{\mathbf{1}}\text{ (кг)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{1}}\) кг.
\[\begin{aligned} 34 + 3 &= \textcolor{#e03131}{\mathbf{37}} & \qquad 76 - 40 &= \textcolor{#e03131}{\mathbf{36}} & \qquad 91 - 6 &= \textcolor{#e03131}{\mathbf{85}} \\ 47 - 9 &= \textcolor{#e03131}{\mathbf{38}} & \qquad 18 + 50 &= \textcolor{#e03131}{\mathbf{68}} & \qquad 74 + 7 &= \textcolor{#e03131}{\mathbf{81}} \end{aligned}\] \[\begin{aligned} \textcolor{#e03131}{\boldsymbol{37 - 3}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{34}} & \qquad \textcolor{#e03131}{\boldsymbol{36 + 40}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{76}} & \qquad \textcolor{#e03131}{\boldsymbol{85 + 6}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{91}} \\ \textcolor{#e03131}{\boldsymbol{38 + 9}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{47}} & \qquad \textcolor{#e03131}{\boldsymbol{68 - 50}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{18}} & \qquad \textcolor{#e03131}{\boldsymbol{81 - 7}} &\mathrel{\textcolor{#e03131}{\boldsymbol{=}}} \textcolor{#e03131}{\boldsymbol{74}} \end{aligned}\]
\[\begin{aligned} 23 - \textcolor{#e03131}{\pmb{(}}8 + 5\textcolor{#e03131}{\pmb{)}} &= 10 & \qquad 37 - \textcolor{#e03131}{\pmb{(}}11 + 5\textcolor{#e03131}{\pmb{)}} &= 21 \\ 18 - \textcolor{#e03131}{\pmb{(}}8 - 2\textcolor{#e03131}{\pmb{)}} &= 12 & \qquad 43 - \textcolor{#e03131}{\pmb{(}}30 - 7\textcolor{#e03131}{\pmb{)}} &= 20 \end{aligned}\]
