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Prediction Market to Betting Odds Converter

Enter any value to convert between formats

Enter a value between 0 and 100

Negative for favorites, positive for underdogs

Common in Europe, Australia, and Canada

Common in UK (e.g., 5/2, 3/1)

How it works:

  • • Enter any single value and the others will be calculated
  • • Market price of 65% = -186 American = 1.54 Decimal = 27/50 Fractional
  • • Negative American odds mean the favorite (bet amount shown to win $100)
  • • Positive American odds mean the underdog (win amount shown per $100 bet)
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