6 класс математика пример 3 1/2-(1 1/2-(2 1/3-(3 1/2-1/3)))

1. 3 1/2 - 1/3= 3 3/6 - 2/6= 3 1/6
2. 2 1/3 - 3 1/6= 2 2/6 - 3 1/6= 14/6 - 19/6= -5/6
3. 1 1/2 - (-5/6)= 1 3/6 + 5/6= 2 2/6
4. 3 1/2 - 2 2/6= 3 3/6 - 2 2/6= 1 1/6