Предмет: Математика, автор: BarsikKatka

как решить,пожалуйста

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Автор ответа: cipa2907
0
9 - 5 2/7 = 3 5/7
Вот так.
Автор ответа: Inf777
0
9 - 5  frac{2}{7} = 8  frac{7}{7} - 5  frac{2}{7} = 3  frac{5}{7}
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