3и3/4 - 1и1/4 =2и2/4 = 2и1/2
2и3/4 - 1и1/4 = 1и2/4 = 1и1/2
6и4/33 + 1и5/33 = 7и9/33 = 7и3/11
5и11/25 + 6/25 = 5и17/25
5и1/3 - 4и2/3 = 2/3
6и14/17 + 1и6/17 = 7и20/17 = 8и3/17
7и4/5 - 6и4/5 = 1
4и7/71 - 9/71 = 3и69/71
8и8/9 + 8и7/9 = 16и15/9 = 17и6/9 = 17и2/3
8/9 + 1и5/9 = 1и13/9 = 2и4/9
12/13 - 7/13 = 5/13
33/34 + 1/34= 34/34 = 1
3 + 5и3/43 = 8и3/43
7 - 1/5 = 6и4/5
6/13 + 5/13 = 11/13
15/22 - 7/22 = 8/22 = 4/11
11 - 5и5/22 = 4и17/22
5 + 3и3/8 = 8и3/8
6 + 4и2/7 = 10и2/7
3и4/7 - 2и3/7 = 1и1/7
14/19 + 5/19 = 19/19 = 1
4и11/17 + 2и6/17 = 6и17/17 = 7
5 + 3и3/41 = 8и3/41
2и1/3 + 5и2/3 = 7и3/3 = 8
7/34 + 5/34 = 12/34 = 6/17
12/41 - 5/41 = 7/41
16 - 9и6/13 = 9и7/13
7 + 4и3/4 = 11и3/4
12и1/3 - 5и2/3 =6и2/3
12и11/15 - 10и4/15 = 2и7/15