Ответ:
Пошаговое объяснение:
1) 9/14 - 5/21 = 27/42 - 10/42 = 17/42
2) 17/42 : (-2. 9/14) =
17/42 : (-37/14) = 17/42 *(-14/37) = 17/3 * (-1/37) = -17/117
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Answers & Comments
37/42:2 9/14=37/42*14/37=1/3
Ответ:
Пошаговое объяснение:
1) 9/14 - 5/21 = 27/42 - 10/42 = 17/42
2) 17/42 : (-2. 9/14) =
17/42 : (-37/14) = 17/42 *(-14/37) = 17/3 * (-1/37) = -17/117