Convert between odds formats, calculate payouts, and find expected value.
Enter any field to convert
Compare your estimated probability to the odds offered to find +EV bets.
Enter odds for both sides to calculate the bookmaker's edge.
+150: Win $150 on a $100 bet
-150: Bet $150 to win $100
Positive = underdog
Negative = favorite
2.50: $100 bet returns $250 total
Multiply stake by odds for total return.
Includes your original stake.
3/2: Win $3 for every $2 bet
Common in UK betting. The fraction shows profit relative to stake.