Triple score Double or bull shot Exact score Double only
4 5 3 2
First 9 dart finish Inventing the numbering system Inventing Dartboard Establishing BDO
American Darts Association British Darts Organisation World Darts Federation World Darts Council
9 8 11 10
7 feet 9.25 inches 5 feet 8 feet 6 feet
Treble portion value Single portion value Quadruple portion value Double portion value
50 75 100 25