A: 2/5 - 1/3
1/6 + 5/12
5/9 - 4/27
1/8 + 3/8
7/10 - 1/2
7/12 + 1/2
2/7 + 5/14
11/15 - 2/5
5/6 - 1/6
1/6 + 3/5
3/4 - 2/5
1/3 + 5/12
5/8 - 3/16
1/10 +7/10
9/17 + 8/17
Даю 20 баллов срочно помогите

Спасибо!

Спасибо!

2/5 - 1/3 = 6/15 - 5/15 = 1/15 1/6 + 5/12 = 2/12 + 5/12 = 7/12 5/9 - 4/27 = 15/27 - 4/27 = 14/27 1/8 + 3/8 = 4/8 7/10 - 1/2 = 7/10 - 5/10 = 2/10 7/12 + 1/2 = 7/12 + 6/12 = 13/12 2/7 + 5/14 = 4/14 + 5/14 = 9/14 11/15 - 2/5 = 11/15 - 6/15 = 5/15 5/6 - 1/6 = 4/6 1/6 + 3/5 = 5/30 + 18/30 = 13/30 3/4 - 2/5 = 15/20 - 8/20 = 7/20 1/3 + 5/12 = 4/12 + 5/12 = 9/12 5/8 - 3/16 = 10/16 - 3/16 = 7/16 1/10 +7/10 = 8/10 9/17 + 8/17 = 17/17

11/157/1211/271/21/51 целая 1/129/141/32/323/301 целая 3/203/47/164/51