115/12-75/16 = 460-225/48 = 235/48
9 7/12 - 4 11/16=
=115/12-75/16=115•4/48-75•3/48=460/48-225/48=
=235/48=4 43/48
115/12-75/16 = 460-225/48 = 235/48
9 7/12 - 4 11/16=
=115/12-75/16=115•4/48-75•3/48=460/48-225/48=
=235/48=4 43/48