Предмет: Математика, автор: aneleya2013

выполните действия 5/6 х 9/15 - 5/12 X 4/15

Ответы

Автор ответа: tortiknd

0

Ответ:

70/180

Пошаговое объяснение:

5/6 x 9/15 = 45/90

5/12 x 4/15=20/180

45/90-20/180=90/180-20/180=70/180

aneleya2013: ни понятно

tortiknd: где?

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