Ответ:
Пошаговое объяснение:
1) 3/5 - 1/10 = 6/10 - 1/10 = 5/10 = 1/2
2) 7/15 - 13/30 = 14/30 - 13/30 = 1/30
3) 3/4 - 7/20 = 15/20 - 7/20 = 8/20 = 2/5
4) 5/6 - 2/15 = 25/30 - 4/30 = 21/30 = 7/10
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Ответ:
Ответ:
Пошаговое объяснение:
1) 3/5 - 1/10 = 6/10 - 1/10 = 5/10 = 1/2
2) 7/15 - 13/30 = 14/30 - 13/30 = 1/30
3) 3/4 - 7/20 = 15/20 - 7/20 = 8/20 = 2/5
4) 5/6 - 2/15 = 25/30 - 4/30 = 21/30 = 7/10