kak ini gimana? 1 1/2+1/3

11/2+1/3:33/6+2/6:35/6:5 5/6

1 1/2 + 1/3 = 3/2 + 1/3
                  = (...+...)/6
                  = (9+3)/6
                  = 12/6 = 2/1

Semoga Membantu :)