Яша8 лет назад
Расставим действия:
1 2 3
(4 1/3 - (2/5)^2 + 3 1/75) : 4/75 = (313/75 + 226/75) : 4/75 = 539/75 * 75/4 = 539/4 = 134 3/4.
1) 4 1/3 - 2/5^2 = 13/3 - 4/25 = 325/75 - 12/75 = 313/75;
2) 313/75 + 3 1/75 = 313/75 + 226/75 = 539/75;
3) 539/75 : 4/75 = 539/75 * 75/4 = 539/4 = 134 3/4.