Probability tool

PCSO Lotto Odds Calculator

See the mathematical jackpot probability for one or more unique combinations.

Formula

Total jackpot combinations = N! ÷ (6! × (N−6)!). Probability with L unique lines = L ÷ total combinations, capped at 100%.

Examples

The calculator uses exact combination counts and displays “1 in X,” percentage probability, and the share of all possible combinations covered.