Найдите разность 5/9-13/27 3/8-5/24 2/5-3/8 5/12-13/72 3/5-1/7 11/12-19/60 9/17-27/68 2/3-5/16 9/10-4/15
Найдите разность 5/9-13/27 3/8-5/24 2/5-3/8 5/12-13/72 3/5-1/7 11/12-19/60 9/17-27/68 2/3-5/16 9/10-4/15 4/15-11/60 5/8-1/3/-дробная черта ну пишите
Задать свой вопрос1) 5/9 - 13/27 = (5 * 3)/27 - 13/27 = 15/27 - 13/27 = (15 - 13)/27 = 2/27,
2) 3/8 - 5/24 = (3 * 3)/24 - 5/24 = 9/24 - 5/24 = (9 - 5)/24 = 4/24 = 1/6,
3) 2/5 - 3/8 = (2 * 8)/40 - (3 * 5)/40 = 16/40 - 15/40 = (16 - 15)/40 = 1/40,
4) 5/12 - 13/72 = (5 * 6)/72 - 13/72 = 30/72 - 13/72 = (30 - 13)/72 = 17/72,
5) 3/5 - 1/7 = (3 * 7)/35 - 5/35 = 21/35 - 5/35 = (21 - 5)/35 = 16/35,
6) 11/12 - 19/60 = (11 * 5)/60 - 19/60 = 55/60 - 19/60 = (55 - 19)/60 = 36/60 = 3/5,
7) 9/17 - 27/68 = (9 * 4)/68 - 27/68 = 36/68 - 27/68 = (36 - 27)/68 = 9/68,
8) 2/3 - 5/16 = (2 * 16)/48 - (5 * 3)/48 = 32/48 - 15/48 = (32 - 15)/48 = 17/48,
9) 9/10 - 4/15 = (9 * 3)/30 - (4 * 2)/30 = 27/30 - 8/30 = (27 - 8)/30 = 19/30,
10) 4/15 - 11/60 = (4 * 4)/60 - 11/60 = 16/60 - 11/60 = (16 - 11)/60 = 5/60 = 1/12,
11) 5/8 - 1/3 = (5 * 3)/24 - (1 * 8)/24 = 15/24 - 8/24 = (15 - 8)/24 = 7/24.
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