Question

-10 2/7 : 1 13/35+3 9/11 : 1 1/55=

Answer 1

-10 2/7:1 13/35 = - 72/7 :48/35= - 72/7 *35/48 =- 45/6
3 9/11 : 1 1/55 =42/11 * 55/56 =30/8
- 45/6 + 30/8 =   180-360/48 = -180/48= -3 3/4

Answer 2

спасибо)))