Ответ:
9 11/29
Пошаговое объяснение:
(15 6/29 - 3 17/29)+ (1 15/29 + 2 27/29) - 6 20/29 = (441/29 - 104/29) + (44/29 + 85/29) - 194/29 = 337/29 + 129/29 - 194/29 = 272/29 = 9 11/29
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Ответ:
9 11/29
Пошаговое объяснение:
(15 6/29 - 3 17/29)+ (1 15/29 + 2 27/29) - 6 20/29 = (441/29 - 104/29) + (44/29 + 85/29) - 194/29 = 337/29 + 129/29 - 194/29 = 272/29 = 9 11/29