Ответ:
2 2/13
Пошаговое объяснение:
1) 2 11/13 * 2 = 37/13 * 2 = 74/13 = 5 9/13
2) 10 11/13 - 5 9/13 = 5 2/13
3) 28/67 * 5 2/13 = 28/67 * 67/13 = 28/13 = 2 2/13
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Ответ:
2 2/13
Пошаговое объяснение:
1) 2 11/13 * 2 = 37/13 * 2 = 74/13 = 5 9/13
2) 10 11/13 - 5 9/13 = 5 2/13
3) 28/67 * 5 2/13 = 28/67 * 67/13 = 28/13 = 2 2/13