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// LEARN · TOOLS · IMPLIED PROBABILITY

// TOOL

IMPLIED PROBABILITY CONVERTER

Convert American, decimal, and fractional odds. See the implied probability and the book's hold on a two-sided market.

Learn/Tools/Implied probability

Implied Probability

// WB://TOOLS/IMPLIED-PROB

Conversions

Side A American-110
Side A Decimal1.909
Side A Fractional91/100
Side B American-110
Side B Decimal1.909
Side B Fractional91/100

Probability and hold

Side A implied52.38%
Side B implied52.38%
Total implied104.76%
Side A fair50.00%
Side B fair50.00%
Book hold4.76%

Two-sided market. Total implied probability over 100% indicates the book's hold. Fair probability re-normalizes to 100%.