2,2+(-4 1/3)+(-1 13/15) помогите прошу
...= 2,2 - 4 1/3 - 1 13/15 = 2 1/5 - 4 1/3 - 1 13/15 = 32/15 - 13/3 - 28/15 =- 61/15= - 4 1/15