Using the Odds Payout Calculator
The odds payout calculator is an essential tool for bettors looking to understand the financial implications of their wagers. Whether you are betting on sports, horse racing, or casino games, knowing exactly how much you stand to win and the mathematical likelihood of that outcome is crucial for bankroll management. This calculator handles the three most common odds formats—American, Decimal, and Fractional—converting them instantly into profit and payout figures.
- Odds Format
- Select between American (+/-), Decimal (2.00), or Fractional (5/1) based on what your bookmaker provides.
- Bet Amount
- The total amount of money you are wagering (your stake).
- Odds Value
- The specific numerical representation of the line. For American odds, include the plus (+) or minus (-) sign.
How the Calculations Work
Each odds format uses a slightly different mathematical approach to reach the same conclusion. Our odds payout calculator automates these formulas for you:
American Odds
Common in the United States, these center around a $100 baseline. Positive odds (+) show the profit on a $100 bet. Negative odds (-) show how much you must bet to make $100 profit.
Positive Profit = Stake × (Odds / 100)
Negative Profit = Stake × (100 / |Odds|)
Decimal Odds
Popular in Europe and Australia, decimal odds represent the total payout (stake + profit) for every $1 wagered.
Total Payout = Stake × Odds
Fractional Odds
Traditional in the UK and horse racing, the numerator is the potential profit and the denominator is the stake required to achieve that profit.
Profit = Stake × (Numerator / Denominator)
Odds Payout Calculation Example
Scenario: You want to place a $50 bet on an underdog in an NFL game with American odds of +250.
Step-by-step solution:
- Identify Stake: $50
- Identify Odds: +250 (Positive American Odds)
- Apply Formula: Profit = 50 × (250 / 100)
- Calculate: 50 × 2.5 = $125
- Total Payout: $125 (Profit) + $50 (Original Stake) = $175
- Implied Probability: 100 / (250 + 100) = 28.57%
Common Questions
What is the difference between "Profit" and "Payout"?
The profit is the net gain you receive if the bet wins—essentially the money the sportsbook pays you on top of your stake. The payout is the total sum returned to you, which includes both your original bet amount and your profit.
How does implied probability help my betting?
Implied probability converts odds into a percentage chance of an event occurring. By using the odds payout calculator, you can see if the "real world" probability of an outcome is higher than what the bookmakers are offering, which is the foundation of value betting.
Why are odds sometimes negative?
In the American system, negative odds indicate the favorite. A value of -200 means the outcome is considered more likely to happen, requiring a higher stake to earn a smaller profit. Conversely, positive odds indicate the underdog, where the profit is greater than the amount wagered.