Автор - kaunova2010

помогите решить пример
-1/6×4,2-(5/8-1)

Ответ

Автор - КНВ
- 1/6 * 42/10 - (5/8 - 8/8 ) = - 7/10 - ( - 3/8) = - 7/10 + 3/8 = (-28 + 15) / 40 = - 7/40

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