5целых 1/3: (-5/8-17/24)+2* 1целую1/4=?

1) - 5/8 - 17/24 = - 32/24 = - 4/3 = - 1 целая 1/3
2) 2*1 целую 1/4 = 2*5/4 = 5/2 = 2 целых 1/2
3) 5 целых 1/3:(-1целая 1/3) = 16/3*(-3/4) = - 4
4) - 4 + 2 целых 1/4 = - 1 целая 3/4