Помогите решить пример
-7 2/15+4 1/6-1,2

-7 2/15 + 4 1/6-1,2=-107/15+25/6-6/5= -107*2/30+25*5/30-6*6/30 = -214/30+125/30-36/30 = -125/30=-25/6=-4  1/6