Betting Odds Converter

betting odds converter

Use our Betting Odds Converter to easily convert Fractional, Decimal and American Odds. You can also view corresponding odds by their implied probability of winning (expected win %).

Enter Your Odds (Converts Automatically)

Fractional Decimal American Implied Probability

Note: To convert American underdog odds simply remove the + sign. For example, instead of +200 just enter 200.

How to Use the Betting Odds Converter

Enter the odds in your preferred format and instantly view how they are converted into other types that are used.

Since not all sports betting sites use the same format by default, you can use this tool to quickly convert odds into a format you can understand.  You can also see the probability of winning that the oddsmaker implies by setting the line at what it is.  This is useful for beginners to help you understand what you are betting on.