Часть 1 страница 34, ГДЗ по математике за 2 класс к рабочей тетради Моро

\(35 - 30 = \textcolor{#e03131}{\mathbf{5}}\text{ (р.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{5}}\) р.
2) Выбери задачи, обратные данной, и закрась кружки́ с их номерами. Реши эти задачи. \[\hspace{0.72em}\mathclap{\raisebox{0.06em}{$\textcolor{#e03131}{\Large\bigcirc}$}}\mathclap{\textcolor{#e03131}{\mathbf{1}}}\hspace{0.72em} \qquad \hspace{0.72em}\mathclap{\raisebox{0.06em}{$\textcolor{#272727}{\Large\bigcirc}$}}\mathclap{2}\hspace{0.72em} \qquad \hspace{0.72em}\mathclap{\raisebox{0.06em}{$\textcolor{#e03131}{\Large\bigcirc}$}}\mathclap{\textcolor{#e03131}{\mathbf{3}}}\hspace{0.72em}\] \(\textcircled{1}\ 30 + 5 = \textcolor{#e03131}{\mathbf{35}}\text{ (р.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{35}}\) р.
\(\textcircled{3}\ 35 - 5 = \textcolor{#e03131}{\mathbf{30}}\text{ (р.)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{30}}\) р.

\[\begin{aligned} &13 - 3 = \textcolor{#e03131}{\mathbf{10}} \dashrightarrow 10 + 8 = \textcolor{#e03131}{\mathbf{18}} \mathrel{\textcolor{#e03131}{\boldsymbol{\to}}} 18 - 18 = \textcolor{#e03131}{\mathbf{0}} \\[6pt] &\mathord{\textcolor{#e03131}{\boldsymbol{\to}}}\; 0 + 7 = \textcolor{#e03131}{\mathbf{7}} \mathrel{\textcolor{#e03131}{\boldsymbol{\to}}} 7 + 8 = \textcolor{#e03131}{\mathbf{15}} \mathrel{\textcolor{#e03131}{\boldsymbol{\to}}} 15 - 10 = \textcolor{#e03131}{\mathbf{5}} \\[6pt] &\mathord{\textcolor{#e03131}{\boldsymbol{\to}}}\; 5 + 4 = \textcolor{#e03131}{\mathbf{9}} \mathrel{\textcolor{#e03131}{\boldsymbol{\to}}} 9 + 4 = \textcolor{#e03131}{\mathbf{13}} \mathrel{\textcolor{#e03131}{\boldsymbol{\to}}} \textcolor{#808080}{\text{(к первому)}} \end{aligned}\]