Betting Odds Calculator
1/3 means that for every £3 you stake, you win £1 in profit if the bet wins. Your stake is returned on top of that, so a £3 bet at 1/3 returns £4 total.
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The implied probability is 75%. This means the bookmaker prices this outcome as having roughly a 75 in 100 chance of happening.
These are odds on – your stake is greater than the potential profit. The bookmaker considers this outcome more likely than not.
Winnings Table for 1/3 Odds
| Stake | Profit | Total Return |
|---|---|---|
| £1.00 | £0.33 | £1.33 |
| £5.00 | £1.67 | £6.67 |
| £10.00 | £3.33 | £13.33 |
| £20.00 | £6.67 | £26.67 |
| £50.00 | £16.67 | £66.67 |
| £100.00 | £33.33 | £133.33 |
Odds Conversion
| Format | Value |
|---|---|
| Fractional | 1/3 |
| Decimal | 1.33 |
| American | -300 |
| Implied Probability | 75% |
How the Calculation Works
Winnings: Stake x (1 / 3) = Profit. So £10 x (1 / 3) = £3.33 profit.
Probability: 3 / (1 + 3) = 3 / 4 = 75%.
Decimal odds: (1 / 3) + 1 = 1.33. Multiply your stake by this to get the total return including your stake.