Ответ:
Пошаговое объяснение:
1) 3/4 : 5/6 = 3/4 * 6/5 = 18/20 = 9/10
2) 2. 1/2 * 2/5 = 5/2 * 2/5 = 10/10 = 1
3) 1 : 1. 1/6 = 1 : 7/6 = 1 * 6/7 = 6/7
4) 9/10 + 1 = 1. 9/10
5) 1. 9/10 - 6/7 = 1. 63/70 - 60/70 = 1. 3/70
Ответ: 1. 3/70
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Ответ:
Пошаговое объяснение:
1) 3/4 : 5/6 = 3/4 * 6/5 = 18/20 = 9/10
2) 2. 1/2 * 2/5 = 5/2 * 2/5 = 10/10 = 1
3) 1 : 1. 1/6 = 1 : 7/6 = 1 * 6/7 = 6/7
4) 9/10 + 1 = 1. 9/10
5) 1. 9/10 - 6/7 = 1. 63/70 - 60/70 = 1. 3/70
Ответ: 1. 3/70