5/3+7/3-(2+1/3) помогите пж
5/3 + 7/3 - (2 + 1/3) = 5/3 + 7/3 - 7/3 = 5/3 = 1 2/3 Ответ: 5/3 = 1 2/3.
12/3-2 1/3=12/3-7/3=5/3=1 2/3