Odds & Probability Converter

Effortlessly convert between American (+150), Decimal (2.5), and Fractional (3/2) betting odds. This tool also shows you the implied probability of any odd, helping you understand the likelihood of a bet winning.

Enter an Odd to Convert

Type a value in any field to see it converted in the other formats, along with its implied probability.

American Odds

Decimal Odds

Fractional Odds

Implied Probability

52.38%

The chance the bet has of winning.