-227 Odds Explained
- Decimal
- 1.44
- American
- -227
- Fractional
- 37/84
- Implied probability
- 69.42%
- Polymarket
- 69¢
- $100 wins
- 44.05
- The fraction shown is the closest simple fraction to the odds rounded to 3 decimals, not an exact match.
- American
- -227
- Fractional
- 37/84
- Implied probability
- 69.42%
- Polymarket
- 69¢
- Profit
- 44.05
- Total return
- 144.05
1.441 decimal, -227 American, 69.42% implied probability
American odds of -227 mean
you risk 227 to win 100
. In decimal notation that is 1.44, in fractional notation 37/84, and the implied probability is 69.42%. On a prediction market the same price is a 69¢ share.
What -227 pays
A 100 stake at -227 returns 144.05 in total: your 100 back plus 44.05 profit. To win exactly 100 you would stake 227.00. The table covers the stakes people actually use.
| Stake | Profit | Total return |
|---|---|---|
| 10 | 4.41 | 14.41 |
| 25 | 11.01 | 36.01 |
| 50 | 22.03 | 72.03 |
| 100 | 44.05 | 144.05 |
| 500 | 220.26 | 720.26 |
| 1,000 | 440.53 | 1,440.53 |
Break-even and long-run results
The implied probability of -227 is 69.42%, and that number is also the break-even win rate: win more often than 69.42% of the time at this price and you profit in the long run, win less often and you lose. The table shows the return on stake at a few win rates, including the break-even rate itself.
| Win rate | Return on stake |
|---|---|
| 50% | -28.0% |
| 55% | -20.8% |
| 60% | -13.6% |
| 65% | -6.4% |
| 69% | -0.6% |
With an implied probability of 69.42%, -227 is a moderate favourite. Prices in this band are where the bookmaker's margin is easiest to see: the opposite side of the market is usually priced a little longer than the fair line, and the two implied probabilities add up to more than 100%.
The vig at -227
If both sides of a two-way market were priced at -227, the implied probabilities would add up to 38.84% above 100%. That excess is the overround, or vig; as a share of stakes it is a 27.97% margin for the bookmaker. Removing it leaves fair odds of 2.00 decimal ( +100) on each side. Use the devig calculator to do the same for any market.
-227 on a betting exchange
Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission -227 is worth 1.432 decimal (-232 American); at 5% it drops to 1.419 (-239). Those are the bookmaker prices you would need to beat.
| Commission | Effective decimal | Effective American | Break-even |
|---|---|---|---|
| 2% | 1.432 | -232 | 69.85% |
| 5% | 1.419 | -239 | 70.50% |
Same price in other formats
Same price in other formats
Nearby prices
Nearby prices
Frequently asked questions
What does -227 mean in betting?
-227 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At -227 the implied probability is 69.42% and a 100 stake returns 144.05.
What is -227 in decimal odds?
-227 converts to 1.441 in decimal odds (usually shown as 1.44). Decimal odds are the total return per unit staked, so multiply your stake by 1.441 to get the return.
What is -227 as a fraction?
-227 is 37/84 in fractional odds, the traditional bookmaker notation where the top number is profit and the bottom number is stake.
How much do I win on a 100 bet at -227?
A 100 stake at -227 wins 44.05 in profit and returns 144.05 including the stake. To win exactly 100 you would stake 227.00.
What win rate do I need at -227?
The break-even win rate equals the implied probability, 69.42%. Winning more often than that at this price is profitable over the long run; winning less often loses money.