Страница 48, ГДЗ по математике за 2 класс к тренажёру Погореловой

\[\begin{aligned} 20 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 5 & \qquad 3 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 12 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} : 4 &= 10 \\ 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em} &= 4 & \qquad 16 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 4 & \qquad 8 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 2 \\ 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 28 & \qquad 12 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 3 & \qquad 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 20 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} : 4 &= 1 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \cdot 4 &= 36 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} : 4 &= 7 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} \cdot 4 &= 32 & \qquad 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 16 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} \cdot 6 &= 24 \\ 36 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 9 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} : 4 &= 8 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \cdot 4 &= 40 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} : 4 &= 6 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em} \cdot 4 &= 8 & \qquad 4 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em} &= 12 \end{aligned}\]

\[\begin{aligned} 20 : 4 &= \textcolor{#e03131}{\mathbf{5}} & \qquad 4 \cdot 4 &= \textcolor{#e03131}{\mathbf{16}} \\ 7 \cdot 4 &= \textcolor{#e03131}{\mathbf{28}} & \qquad 36 : 4 &= \textcolor{#e03131}{\mathbf{9}} \\ 2 \cdot 4 &= \textcolor{#e03131}{\mathbf{8}} & \qquad 12 : 4 &= \textcolor{#e03131}{\mathbf{3}} \\ 16 : 4 &= \textcolor{#e03131}{\mathbf{4}} & \qquad 40 : 10 &= \textcolor{#e03131}{\mathbf{4}} \\ 28 : 4 &= \textcolor{#e03131}{\mathbf{7}} & \qquad 1 \cdot 4 &= \textcolor{#e03131}{\mathbf{4}} \\ 10 \cdot 4 &= \textcolor{#e03131}{\mathbf{40}} & \qquad 32 : 4 &= \textcolor{#e03131}{\mathbf{8}} \\ 4 : 4 &= \textcolor{#e03131}{\mathbf{1}} & \qquad 8 \cdot 4 &= \textcolor{#e03131}{\mathbf{32}} \\ 5 \cdot 4 &= \textcolor{#e03131}{\mathbf{20}} & \qquad 3 \cdot 4 &= \textcolor{#e03131}{\mathbf{12}} \\ 24 : 4 &= \textcolor{#e03131}{\mathbf{6}} & \qquad 8 : 4 &= \textcolor{#e03131}{\mathbf{2}} \\ 9 \cdot 4 &= \textcolor{#e03131}{\mathbf{36}} & \qquad 6 \cdot 4 &= \textcolor{#e03131}{\mathbf{24}} \end{aligned}\]