-1целая7/8 * 1 целую1/3
-1 7/8 • 1 1/3 = = - 15/8 • 4/3 =-5/2 = -2 целых 1/2 = -2,5
=-15/8 * 4/3 = -2целых 12/24 = -2 целых 1/2