Betting Odds Converter
Easily switch between American, Decimal, Fractional, and Implied odds
Enter Odds
- American Odds
- Decimal Odds
- Fractional Odds
- Implied Odds
0
0.0
0.00%
0/0
How converter works?
American odds to decimal formula
Positive Decimal = (American odds / 100) +1
Negative Decimal = (100 / American odds) +1
Decimal odds to american formula
Odds 2.0 or more American = (Decimal odds -1) * 100
Between 1.01 and 1.99 American = -100 / (Decimal odds - 1)
Decimal odds to implied profitablity formula
(1/ decimal odds) * 100 = implied probability
American odds to implied profitability formula
Positive 100 / (positive American odds + 100) * 100 = implied probability
Negative Negative American odds / (Negative American odds + 100) * 100 = implied probability
Bet type
Bet amount
Choose an amount you want to bet
Odds
Choose the odds you have been given or would like to test
- American Odds
- Decimal Odds
- Fractional Odds
- Implied Odds
Total Payout
Your total payout with the current odds and stake.
$0.0
$0.00
0
0%
0/0
FAQ
- American: Positive or negative numbers show potential profit or the amount you need to bet.
- Decimal: Shows the total return (including stake) per $1 wagered.
- Fractional: Shows the profit relative to your stake.
Multiply your stake by the odds:
- Decimal: Payout=Stake
- Fractional: Add 1 to the fraction, then multiply by the stake.
- American: Use a formula based on positive or negative odds.
A betting odds calculator is a tool that helps you calculate your potential payout and profit for a given bet based on your stake and chosen odds format (American, Decimal, Fractional, or Implied odds).
Fractional odds show the profit relative to your stake. For example, 3/1 means you win $3 for every $1 wagered.
+200 odds in American format mean you’ll win $200 for every $100 wagered if the bet succeeds.
How to convert odds to implied probability?
For American odds:
- Positive odds: Probability=(100/(odds+100))×100%
- Negative odds: Probability=(Odds/(Odds−100))×100%