28/33*45/98:2 3/11=6/35
28/33*45/98=28*45/33*98=1260/3234=30/77
30/77:2 3/11=30/77:25/11=30/77*11/25=30*11/77*25=6/35
28/33*45/98:2 3/11=6/35
28/33*45/98=28*45/33*98=1260/3234=30/77
30/77:2 3/11=30/77:25/11=30/77*11/25=30*11/77*25=6/35