Implied Probability Calculator
Convert odds to probability and calculate bookmaker margin
🎲 Quick Calculator
This means the bookmaker believes there's a 50.0% chance of this outcome.
💹 Bookmaker Margin Calculator
Bookmaker takes 5.26% edge
Fair Values (No Margin)
Understanding Implied Probability
The Formula
Implied probability = (1 / decimal odds) × 100
Reading the Market
When implied probabilities total over 100%, the difference is the bookmaker's edge. Lower margins mean better value for bettors.
Finding Value
Compare your estimated probability to implied probability. If you think there's a 60% chance but odds imply 50%, you've found value.
Frequently Asked Questions
Free Implied Probability Calculator
Our implied probability calculator instantly converts betting odds to probability percentage. Understand the real chance behind any odds and make smarter betting decisions. Essential for calculating bookmaker margin and finding value.
Use the margin calculator to analyze any market. Enter odds for all outcomes and see the total implied probability, bookmaker margin, and fair odds. Lower margins mean better value for bettors.
The implied probability calculator is 100% free, works instantly, and supports multi-outcome markets. Perfect for sports bettors who want to understand true probabilities and find value bets.