Question

помогите пожалуйста решить.

Answer 1

-6/56 + -10/56 = -16/56 = -2/7
4-15/18 = -11/18
3-8/10 = -5/10 = -1/2 = -0,5
(-3+2)/60= -1/60
(5-8)/8 = -3/8

3 задание
-8/19(13/15 + 2/15) = -8/19 * 15/15 = -8/19 * 1 = -8/19