Страница 37, ГДЗ по математике за 2 класс к тренажёру Погореловой

\[\begin{aligned} 40 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 19 & \qquad 50 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 25 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} + 60 &= 94 & \qquad 30 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 62 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} - 34 &= 36 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} - 46 &= 14 \\ 50 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 87 & \qquad 70 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} &= 98 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} - 28 &= 42 & \qquad 50 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 33 \\ 30 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 75 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} - 21 &= 59 \\ 60 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} &= 21 & \qquad 20 + \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} &= 86 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} + 10 &= 53 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} - 53 &= 27 \\ 100 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 78 & \qquad 90 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} &= 41 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} - 79 &= 13 & \qquad 40 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 19 \end{aligned}\]

\[\begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}6 \\ \smash{\raisebox{0.62em}{$+$}} & 35 \\ \hline & \textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{1}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{5}}8 \\ \smash{\raisebox{0.62em}{$+$}} & 26 \\ \hline & \textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{4}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}9 \\ \smash{\raisebox{0.62em}{$+$}} & 52 \\ \hline & \textcolor{#e03131}{\mathbf{9}\kern-0.075em\mathbf{1}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}7 \\ \smash{\raisebox{0.62em}{$+$}} & 28 \\ \hline & \textcolor{#e03131}{\mathbf{7}\kern-0.075em\mathbf{5}\kern-0.075em} \end{array}\] \[\begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{6}}5 \\ \smash{\raisebox{0.62em}{$+$}} & 28 \\ \hline & \textcolor{#e03131}{\mathbf{9}\kern-0.075em\mathbf{3}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}2 \\ \smash{\raisebox{0.62em}{$+$}} & 39 \\ \hline & \textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{1}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{2}}4 \\ \smash{\raisebox{0.62em}{$+$}} & 49 \\ \hline & \textcolor{#e03131}{\mathbf{7}\kern-0.075em\mathbf{3}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}3 \\ \smash{\raisebox{0.62em}{$+$}} & 28 \\ \hline & \textcolor{#e03131}{\mathbf{6}\kern-0.075em\mathbf{1}\kern-0.075em} \end{array}\] \[\begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{2}}7 \\ \smash{\raisebox{0.62em}{$+$}} & 54 \\ \hline & \textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{1}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{4}}5 \\ \smash{\raisebox{0.62em}{$+$}} & 37 \\ \hline & \textcolor{#e03131}{\mathbf{8}\kern-0.075em\mathbf{2}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{3}}8 \\ \smash{\raisebox{0.62em}{$+$}} & 59 \\ \hline & \textcolor{#e03131}{\mathbf{9}\kern-0.075em\mathbf{7}\kern-0.075em} \end{array} \qquad \begin{array}{cr} & \vphantom{\overset{\bullet}{0}}\overset{\textcolor{#1c7ed6}{\bullet}}{\textcolor{#1c7ed6}{2}}6 \\ \smash{\raisebox{0.62em}{$+$}} & 68 \\ \hline & \textcolor{#e03131}{\mathbf{9}\kern-0.075em\mathbf{4}\kern-0.075em} \end{array}\]