21 checkout: S5 D8
Recommended route
- S5
- D8
2 darts, finishes on D8
Why this route
S5 scores 5 and leaves 16 on D8.
Catch the single 8 instead of D8 and you're still on a double: D4.
Alternatives
- S13 D4
Make it automatic
Knowing the route for 21 is one thing. Seeing it in a second, with the clock running, is what Dartel trains.
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