-10 2/7 : 1 13/35 + 3 9/11: 1 1/55 =
1) -10 2/7 : 1 13/35 = - 72/7 : 48/35 = - 15/2
2) 3 9/11 : 1 1/55 = 42/11 : 56/55 = 42/11 * 55/56 = 105/8
3) - 15/2 + 105/8 = 45/8 = 5 5/8
-10 2/7 : 1 13/35 + 3 9/11: 1 1/55 =
1) -10 2/7 : 1 13/35 = - 72/7 : 48/35 = - 15/2
2) 3 9/11 : 1 1/55 = 42/11 : 56/55 = 42/11 * 55/56 = 105/8
3) - 15/2 + 105/8 = 45/8 = 5 5/8