Предмет: Математика, автор: Аноним

у брата 3 открытки . а у сестры 12 . на сколько открыток больше у сестры ? во сколько раз у сестры открыток больше ?

Ответы

Автор ответа: енамирпчвсаи

1)12-3=9 на 9 больше открыток у сестры
2)12:3=4 в 4 раза больше открыток у сестры

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