Страница 57, ГДЗ по математике за 1 класс к тренажёру Погореловой
Табличное вычитание
\(12 - 5 = \textcolor{#e03131}{\mathbf{7}}\)
\(15 - 8 = \textcolor{#e03131}{\mathbf{7}}\)
\(14 - 9 = \textcolor{#e03131}{\mathbf{5}}\)
\[\begin{aligned} 14 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} - 5 &= 5 & \qquad 14 - 4 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 8 \\ 15 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} - 4 &= 6 & \qquad 17 - 7 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 9 \\ 16 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} - 1 &= 9 & \qquad 16 - 6 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} &= 8 \\ 13 - 3 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 7 & \qquad 12 - 2 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 6 \\ 15 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} - 3 &= 7 & \qquad 18 - 8 - \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 9 \end{aligned}\]
