Work out powerball odds instantly with clear inputs, formula shown and shareable results.
The jackpot requires all main numbers and the bonus ball, so the odds are C(main pool, picks) multiplied by the bonus pool size. Splitting the draw into two independent pools is what lets operators offer huge jackpots while keeping the smallest prize odds attractive.
Jackpot odds
one in C(main pool, main picks) x bonus pool size
one in C(main pool, main picks) x bonus pool size. The jackpot requires all main numbers and the bonus ball, so the odds are C(main pool, picks) multiplied by the bonus pool size.
Splitting the draw into two independent pools is what lets operators offer huge jackpots while keeping the smallest prize odds attractive.
Enter main numbers picked, main number pool, bonus ball pool. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.