Решебник по математике 3 класс Кремнева рабочая тетрадь Часть 1, 2 Часть 1 | Страница 9

Авторы:Кремнева, Моро

Тип:рабочая тетрадь

Часть:1, 2

Серия:Учебно-методический комплект

Страница 9

\[\boxed{\mathbf{Страница}\mathbf{\ \ 9}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]

\[\boxed{\mathbf{19}\mathbf{.}\mathbf{\ }}\]

\[1)\ 37 + x = 86\]

\[x = 86 - 37\]

\[x = 49.\]

\[\overline{37 + 49 = 86}\]

\[86 = 86.\]

\[2)\ x - 8 = 73\]

\[x = 73 + 8\]

\[x = 81.\]

\[\overline{81 - 8 = 73}\]

\[73 = 73.\]

\[3)\ 96 - x = 17\]

\[x = 96 - 17\]

\[x = 79.\]

\[\overline{96 - 79 = 17}\]

\[17 = 17.\]

\[\boxed{\mathbf{20}\mathbf{.}\mathbf{\ }}\]

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