+457 Odds Explained
- Decimal
- 5.57
- American
- +457
- Fractional
- 457/100
- Implied probability
- 17.95%
- Polymarket
- 18¢
- $100 wins
- 457.00
- American
- +457
- Fractional
- 457/100
- Implied probability
- 17.95%
- Polymarket
- 18¢
- Profit
- 457.00
- Total return
- 557.00
5.570 decimal, +457 American, 17.95% implied probability
American odds of +457 mean
a 100 stake wins 457
. In decimal notation that is 5.57, in fractional notation 457/100, and the implied probability is 17.95%. On a prediction market the same price is a 18¢ share.
What +457 pays
A 100 stake at +457 returns 557.00 in total: your 100 back plus 457.00 profit. To win exactly 100 you would stake 21.88. The table covers the stakes people actually use.
| Stake | Profit | Total return |
|---|---|---|
| 10 | 45.70 | 55.70 |
| 25 | 114.25 | 139.25 |
| 50 | 228.50 | 278.50 |
| 100 | 457.00 | 557.00 |
| 500 | 2,285.00 | 2,785.00 |
| 1,000 | 4,570.00 | 5,570.00 |
Break-even and long-run results
The implied probability of +457 is 17.95%, and that number is also the break-even win rate: win more often than 17.95% 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 |
|---|---|
| 18% | 0.3% |
| 50% | 178.5% |
| 55% | 206.4% |
| 60% | 234.2% |
| 65% | 262.1% |
With an implied chance of 17.95%, a bet at +457 is expected to lose most of the time and to pay 457.00 on 100 when it does not. Outright markets, correct scores and big upsets are where these prices appear, and they are the prices bookmakers shade the hardest.
The vig at +457
If both sides of a two-way market were priced at +457, the implied probabilities would add up to -64.09% above 100%. That excess is the overround, or vig; as a share of stakes it is a -178.50% 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.
+457 on a betting exchange
Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +457 is worth 5.479 decimal (+448 American); at 5% it drops to 5.342 (+434). Those are the bookmaker prices you would need to beat.
| Commission | Effective decimal | Effective American | Break-even |
|---|---|---|---|
| 2% | 5.479 | +448 | 18.25% |
| 5% | 5.342 | +434 | 18.72% |
Same price in other formats
Same price in other formats
Nearby prices
Nearby prices
Frequently asked questions
What does +457 mean in betting?
+457 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +457 the implied probability is 17.95% and a 100 stake returns 557.00.
What is +457 in decimal odds?
+457 converts to 5.570 in decimal odds (usually shown as 5.57). Decimal odds are the total return per unit staked, so multiply your stake by 5.570 to get the return.
What is +457 as a fraction?
+457 is 457/100 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 +457?
A 100 stake at +457 wins 457.00 in profit and returns 557.00 including the stake. To win exactly 100 you would stake 21.88.
What win rate do I need at +457?
The break-even win rate equals the implied probability, 17.95%. Winning more often than that at this price is profitable over the long run; winning less often loses money.