Interactive calculation
Odds to Probability Calculator
Convert decimal odds into implied probability and calculate fair odds from your own estimate.
Result
This is a mathematical estimate, not financial advice or a promise of profit.
Probability = 1 ÷ odds
Decimal odds of 2.00 imply 50%. In reverse, fair odds equal 1 divided by your probability estimate.
Tools
Check the numbers before deciding
Frequently asked questions
No. It only shows a mathematical scenario based on your inputs; actual outcomes depend on estimate quality, odds and variance.
Use decimal odds such as 1.85 or 2.40. Check current availability and regional terms yourself.
18+
All materials are informational and do not guarantee any outcome. Predictions are produced by an automated model; the method is described on the Method page.
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