Срочно!!!!!!!!!!!!!!!!!!!!
14/15 : 7/3 - 0.5 = -0.1 1) 14/15 : 7/3 = 14/15 × 3/7 = 2/5 2) 2/5 - 0.5 = 0.4 - 0.5 = -0.1
14*3/15*7 сокращаем и вычитаем = -0.1