6 класс 31/66-11/42 = 40/55-3/10 = 10/14 - 13/35 = 10/15 - 13/39 = 20/28 - 5/52 = 2/6-1/6 = 105/117 - 2/63 = 54/78-53/78= 5/7 - 4/11 = 18/20 - 18/28 = 44/88-16/88 = 6/20 - 11/44 = 8/13 - 3/11 = 48/56 5/16= - 11/35-11/49 = 28/35-12/65 = 8/113/5= 20/217/33 = 4/22 - 1/14 = 41/63-22/45 = 6/108/14 = 2/14 - 3/26 = 7/9 10/3 15/ 13/ 39 9/ 92 28 4 1 Д​

Ответ:

Олег ол лдндндпдпдпдддпдп