Страница 9, ГДЗ по математике за 2 класс к тренажёру Погореловой

\[\begin{aligned} 16 - 7 &= \textcolor{#e03131}{\cancel{\textcolor{black}{8}}}\;\textcolor{#e03131}{\mathbf{9}} & \qquad 14 - 7 + 4 &= \textcolor{#e03131}{\cancel{\textcolor{black}{12}}}\;\textcolor{#e03131}{\mathbf{11}} \\ 9 + 4 &= 13 & \qquad 8 + 6 - 9 &= \textcolor{#e03131}{\cancel{\textcolor{black}{6}}}\;\textcolor{#e03131}{\mathbf{5}} \\ 15 - 6 &= 9 & \qquad 17 - 8 + 5 &= \textcolor{#e03131}{\cancel{\textcolor{black}{13}}}\;\textcolor{#e03131}{\mathbf{14}} \\ 7 + 8 &= \textcolor{#e03131}{\cancel{\textcolor{black}{16}}}\;\textcolor{#e03131}{\mathbf{15}} & \qquad 9 + 3 - 6 &= \textcolor{#e03131}{\cancel{\textcolor{black}{7}}}\;\textcolor{#e03131}{\mathbf{6}} \\ 14 - 9 &= \textcolor{#e03131}{\cancel{\textcolor{black}{6}}}\;\textcolor{#e03131}{\mathbf{5}} & \qquad 13 - 5 + 9 &= \textcolor{#e03131}{\cancel{\textcolor{black}{16}}}\;\textcolor{#e03131}{\mathbf{17}} \\ 5 + 7 &= \textcolor{#e03131}{\cancel{\textcolor{black}{11}}}\;\textcolor{#e03131}{\mathbf{12}} & \qquad 6 + 9 - 7 &= 8 \\ 12 - 8 &= \textcolor{#e03131}{\cancel{\textcolor{black}{3}}}\;\textcolor{#e03131}{\mathbf{4}} & \qquad 12 - 8 + 7 &= 11 \\ 8 + 6 &= \textcolor{#e03131}{\cancel{\textcolor{black}{15}}}\;\textcolor{#e03131}{\mathbf{14}} & \qquad 7 + 7 - 5 &= \textcolor{#e03131}{\cancel{\textcolor{black}{8}}}\;\textcolor{#e03131}{\mathbf{9}} \end{aligned}\]

\[\begin{aligned} 17 - 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} - 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} - 4 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} + 5 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} + 8 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} + 5 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} - 7 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} - 5 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} - 6 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} + 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} + 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} + 7 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} - 8 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} - 8 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} - 9 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} + 6 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} + 5 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{6}}\kern0.035em} + 6 &= 12 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} - 3 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} - 4 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} - 3 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} + 4 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} + 7 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} & \quad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} + 4 &= \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} \end{aligned}\] \(\textcolor{#808080}{\text{Подходят и другие}}\) \(\textcolor{#808080}{\text{числа.}}\)