Question

1целая2/3-1целая3/4+1/3-1целая3/4

Answer 1

1 2/3-1 3/4+1/3-1 3/4= 2

Answer 2

а решение?

Answer 3

1 8/12- 1 9/12 + 4/12- 1 9/12= -1 1/2