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Margin Calculator

Our Margin Calculator will convert Odds into probability and tell you how much your bookmaker is charging you.

Enter the Odds for your bet and our Margin Calculator will work out the probability and the bookmaker's margin.

2-Way 3-Way
  • Implied probability

    odds bookmaker fair payout
  • bookmaker fair payout
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  • bookmaker fair payout
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  • bookmaker fair payout
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