Ответ:
Пошаговое объяснение:
3 2/5*(1 2/3 - 3/6) + (1/4 + 5/8)*2 = 17/5(1 4/6 - 3/6) + (2/8 + 5/8)*2 = 17/5*7/6 + 7/4 = 119/30 + 7/4 = 238/60 + 105/60 = 343/60 = 5 43/60
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Ответ:
Пошаговое объяснение:
3 2/5*(1 2/3 - 3/6) + (1/4 + 5/8)*2 = 17/5(1 4/6 - 3/6) + (2/8 + 5/8)*2 = 17/5*7/6 + 7/4 = 119/30 + 7/4 = 238/60 + 105/60 = 343/60 = 5 43/60