1) (3 1/3 + 2,5) (4,6 - 2 1/3) = (10/3 + 5/2) (14/3) = (30/6 + 15/6) (14/3) = 45/6 14/3 = 315/18 = 35/2 = 17.5.
2) (4,5 1 2/3 - 6,75) (1 1/3)^3 = (9/2 5/3 - 27/4) (4/3)^3 = (15/2 - 27/4) 64/27 = (30/4 - 27/4) 64/27 = 3/4 * 64/27 = 192/108 = 16/9 = 1.78 (округлено до двух знаков после запятой).
1) (3 1/3 + 2,5) (4,6 - 2 1/3) = (10/3 + 5/2) (14/3) = (30/6 + 15/6) (14/3) = 45/6 14/3 = 315/18 = 35/2 = 17.5.
2) (4,5 1 2/3 - 6,75) (1 1/3)^3 = (9/2 5/3 - 27/4) (4/3)^3 = (15/2 - 27/4) 64/27 = (30/4 - 27/4) 64/27 = 3/4 * 64/27 = 192/108 = 16/9 = 1.78 (округлено до двух знаков после запятой).