Предмет: Алгебра, автор: fluffygirl00

В книге 320 страниц. Петя прочитал 4\5 книги. Сколько страниц ему осталось прочитать?

Ответы

Автор ответа: Senpoliya

3

320 * 4/5 = 256 страниц прочитал

320 - 256 = 64 страницы осталось прочитать

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