Probability Playground

Play with odds, tickets and draws

Try different tickets-per-draw and draws-per-week with adjustable odds to see how your chance of a win grows over time.

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Result

Trials: —
Probability of at least one win: —
Expected wins: —
Use the sliders to understand how many plays you need to raise low odds — the math is simple and reveals how rare jackpots remain even after many plays.
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