Odds converter: decimal, American, fractional, implied chance

Convert betting odds between decimal, American, fractional and implied chance. Type one price and see every format at once. 18+.

The formulas

• American +X to decimal: 1 + X / 100. American -X to decimal: 1 + 100 / X.
• Fractional a/b to decimal: 1 + a / b.
• Implied chance = 1 / decimal odds. It includes the bookmaker margin, so the chances for every outcome in a market add up to more than one whole.

Related

Remove the margin with the no-vig fair odds calculator, see how EdgeLine compares prices in its public graded record, or get the free EdgeLine Daily Recap.