Betting Odds Calculator
80/1 means that for every £1 you stake, you win £80 in profit if the bet wins. Your stake is returned on top of that, so a £1 bet at 80/1 returns £81 total.
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The implied probability is 1.23%. This means the bookmaker prices this outcome as having roughly a 1.23 in 100 chance of happening.
These are odds against – the potential profit is greater than your stake. The higher the first number relative to the second, the less likely the bookmaker thinks the outcome is.
Winnings Table for 80/1 Odds
| Stake | Profit | Total Return |
|---|---|---|
| £1.00 | £80.00 | £81.00 |
| £5.00 | £400.00 | £405.00 |
| £10.00 | £800.00 | £810.00 |
| £20.00 | £1,600.00 | £1,620.00 |
| £50.00 | £4,000.00 | £4,050.00 |
| £100.00 | £8,000.00 | £8,100.00 |
Odds Conversion
| Format | Value |
|---|---|
| Fractional | 80/1 |
| Decimal | 81 |
| American | +8000 |
| Implied Probability | 1.23% |
How the Calculation Works
Winnings: Stake x (80 / 1) = Profit. So £10 x (80 / 1) = £800.00 profit.
Probability: 1 / (80 + 1) = 1 / 81 = 1.23%.
Decimal odds: (80 / 1) + 1 = 81. Multiply your stake by this to get the total return including your stake.
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