The tax due on that transaction is now £4,346.15, however, as £3,083.33 has already been paid only £1,262.82 needs to be paid.
Y dreth sy'n ddyledus ar y trafodiad hwnnw bellach yw £4,346.15, fodd bynnag, gan fod £3,083.33 eisoes wedi’i dalu dim ond £1,262.82 sydd angen ei dalu.