2класс

Страница 50, ГДЗ по математике за 2 класс к тренажёру Погореловой

Выберите номер:
5 6

Умножение и деление на 5

5. Вставь пропущенные числа.

\[\begin{aligned} \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} \cdot 1 &= 5 & \qquad 5 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{7}}\kern0.035em} &= 35 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{1}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} \cdot 5 &= 50 \\ 5 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} &= 40 & \qquad 15 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 3 & \qquad 5 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 25 \\ \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} : 5 &= 5 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} : 5 &= 6 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{3}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} : 5 &= 7 \\ 5 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em} &= 20 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} \cdot 2 &= 10 & \qquad 3 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 15 \\ \boxed{\kern0.035em\phantom{\mathbf{0}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} : 1 &= 5 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{2}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} : 5 &= 4 & \qquad 10 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 2 \\ 6 \cdot \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} &= 30 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} \cdot 5 &= 45 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{4}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em} : 5 &= 9 \\ 45 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{9}}\kern0.035em} &= 5 & \qquad 40 : \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{8}}\kern0.035em} &= 5 & \qquad \boxed{\kern0.035em\textcolor{#e03131}{\mathbf{5}}\kern0.035em}\hspace{-0.04em}\boxed{\kern0.035em\textcolor{#e03131}{\mathbf{0}}\kern0.035em} : 5 &= 10 \end{aligned}\]

6. Вычисли значения выражений.

\[\begin{aligned} 5 \cdot 3 &= \textcolor{#e03131}{\mathbf{15}} & \qquad 4 \cdot 5 &= \textcolor{#e03131}{\mathbf{20}} \\ 20 : 5 &= \textcolor{#e03131}{\mathbf{4}} & \qquad 25 : 5 &= \textcolor{#e03131}{\mathbf{5}} \\ 5 : 5 &= \textcolor{#e03131}{\mathbf{1}} & \qquad 9 \cdot 5 &= \textcolor{#e03131}{\mathbf{45}} \\ 5 \cdot 5 &= \textcolor{#e03131}{\mathbf{25}} & \qquad 10 \cdot 5 &= \textcolor{#e03131}{\mathbf{50}} \\ 40 : 8 &= \textcolor{#e03131}{\mathbf{5}} & \qquad 5 \cdot 1 &= \textcolor{#e03131}{\mathbf{5}} \\ 15 : 5 &= \textcolor{#e03131}{\mathbf{3}} & \qquad 50 : 5 &= \textcolor{#e03131}{\mathbf{10}} \\ 5 \cdot 8 &= \textcolor{#e03131}{\mathbf{40}} & \qquad 5 \cdot 2 &= \textcolor{#e03131}{\mathbf{10}} \\ 35 : 7 &= \textcolor{#e03131}{\mathbf{5}} & \qquad 7 \cdot 5 &= \textcolor{#e03131}{\mathbf{35}} \\ 6 \cdot 5 &= \textcolor{#e03131}{\mathbf{30}} & \qquad 45 : 9 &= \textcolor{#e03131}{\mathbf{5}} \\ 30 : 6 &= \textcolor{#e03131}{\mathbf{5}} & \qquad 10 : 2 &= \textcolor{#e03131}{\mathbf{5}} \end{aligned}\]

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