Ответ:
Пошаговое объяснение:
7/15 + 2/15 = 9/15 = 3/5 = 0,6
1 - 7/10 = 10/10 - 7/10 = 3/10 = 0,3
17/45 - 7/45 = 10/45 = 2/9
3/5 + 6 2/5 = 6 5/5 = 7
15/23 + 8/23 - 1 = 15/23 + 8/23 - 23/23 = 0
1 5/6 - 3/6 = 1 2/6 = 1 1/3
2/3 + 7/11 + 1/3 + 4/11 = 2/3 + 1/3 + 7/11 + 4/11 = 3/3 + 11/11 = 1 + 1 = 2
П А П И Р У С