Помогите решить (5/18-7/12*0,5)/5/18-2/3
(5/18 - 7/12 * 0,5) / 5/18 - 2/3 = (5/18 - 7/24)/5/18 - 2/3 = (20/72 - 21/72)/5/18 - 2/3 = - 1/24 / 5/18 - 2/3 = -3/20 - 2/3 = -9/60 -40/60 = -49/60