Ответ:
Пошаговое объяснение:
1) 8/9 - 7/12 = 32/36 - 21/36 = 11/36
2) 4 10/11 * 11/36 = 54/11 * 11/36 = 3/2
3) 9 : 2 4/7 = 9 : 18/7 = 9 * 7/18 = 7/2
4) 3/2 - 7/2 = -4/2 = -2
ответ: -2
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Ответ:
Пошаговое объяснение:
1) 8/9 - 7/12 = 32/36 - 21/36 = 11/36
2) 4 10/11 * 11/36 = 54/11 * 11/36 = 3/2
3) 9 : 2 4/7 = 9 : 18/7 = 9 * 7/18 = 7/2
4) 3/2 - 7/2 = -4/2 = -2
ответ: -2