Страница 29, ГДЗ по математике за 2 класс к проверочным работам Волковой. Серия "Школа России" к УМК Моро

\[\begin{aligned} &\begin{aligned} 1) & & 2 + 40 + 8 + 30 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} & \qquad 20 + 1 + 60 + 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \end{aligned} \\[10pt] &\begin{aligned} 2) & & 48 - 7 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} & \qquad 25 + 4 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} & \qquad 78 - 50 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} \end{aligned} \end{aligned}\]

\[\begin{array}{c} \boxed{6 + 2 = 8\text{ (з.)}} \qquad \boxed{6 - 2 + 6 = 10\text{ (з.)}} \\[6pt] \underset{\textstyle\rule[-0.4em]{0pt}{1.4em}\textcolor{#808080}{\text{правильная запись}}}{\fcolorbox{#e03131}{#ffe3e3}{$6 + 6 + 2 = 14\text{ (з.)}$}} \end{array}\]

\(5 + 3 + 3 = \textcolor{#e03131}{\mathbf{11}}\text{ (см)}\)
Ответ: \(\textcolor{#e03131}{\mathbf{11}}\) см.

Запиши только ответ: \({\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}}\) грибов.
\(\textcolor{#808080}{7 + 10 = 17}\)