Ответ:
8) 10 9) 20
Пошаговое объяснение:
8) 3 9/10 * 8/13 * 4 1/6 = 39/10 * 8/13 * 25/6 = 39 * 8 * 25/10 * 13 * 6 = 7800/780 = 10
9) 8 1/3 * 2 1/5 * 1 1/11 = 25/3 * 11/5 * 12/11 = 25 * 11 * 12/3 * 5 * 11 = 3300 / 165 = 20
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Ответ:
8) 10 9) 20
Пошаговое объяснение:
8) 3 9/10 * 8/13 * 4 1/6 = 39/10 * 8/13 * 25/6 = 39 * 8 * 25/10 * 13 * 6 = 7800/780 = 10
9) 8 1/3 * 2 1/5 * 1 1/11 = 25/3 * 11/5 * 12/11 = 25 * 11 * 12/3 * 5 * 11 = 3300 / 165 = 20