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+252 Odds Explained

Decimal
3.52
American
+252
Fractional
63/25
Implied probability
28.41%
Polymarket
28¢
$100 wins
252.00
Inputs
Results
Decimal odds3.520
American
+252
Fractional
63/25
Implied probability
28.41%
Polymarket
28¢
Profit
252.00
Total return
352.00

3.520 decimal, +252 American, 28.41% implied probability

The price +252 converts to 3.52 decimal odds and 63/25 fractional odds. Read as a probability it says the bookmaker prices this outcome at 28.41%, which is the share of the time you would need to win just to break even. A prediction market would quote the same chance as 28¢.

What +252 pays

A 100 stake at +252 returns 352.00 in total: your 100 back plus 252.00 profit. To win exactly 100 you would stake 39.68. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
1025.2035.20
2563.0088.00
50126.00176.00
100252.00352.00
5001,260.001,760.00
1,0002,520.003,520.00

Break-even and long-run results

The implied probability of +252 is 28.41%, and that number is also the break-even win rate: win more often than 28.41% 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.

Return on stake by long-run win rate
Win rateReturn on stake
28%-1.4%
50%76.0%
55%93.6%
60%111.2%
65%128.8%

+252 is an underdog price: the bookmaker gives this outcome an implied chance of 28.41%, and the payout of 252.00 on 100 reflects it. Underdogs in this band are where public money and bookmaker margin often disagree, so it pays to compare prices across books before taking one.

The vig at +252

If both sides of a two-way market were priced at +252, the implied probabilities would add up to -43.18% above 100%. That excess is the overround, or vig; as a share of stakes it is a -76.00% 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.

+252 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +252 is worth 3.470 decimal (+247 American); at 5% it drops to 3.394 (+239). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%3.470+24728.82%
5%3.394+23929.46%

Same price in other formats

Nearby prices

Nearby prices

  • +242 · 3.42 · 29.2%
  • +247 · 3.47 · 28.8%
  • +250 · 3.50 · 28.6%
  • +251 · 3.51 · 28.5%
  • +253 · 3.53 · 28.3%
  • +254 · 3.54 · 28.2%
  • +257 · 3.57 · 28.0%
  • +262 · 3.62 · 27.6%

Frequently asked questions

What does +252 mean in betting?

+252 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +252 the implied probability is 28.41% and a 100 stake returns 352.00.

What is +252 in decimal odds?

+252 converts to 3.520 in decimal odds (usually shown as 3.52). Decimal odds are the total return per unit staked, so multiply your stake by 3.520 to get the return.

What is +252 as a fraction?

+252 is 63/25 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 +252?

A 100 stake at +252 wins 252.00 in profit and returns 352.00 including the stake. To win exactly 100 you would stake 39.68.

What win rate do I need at +252?

The break-even win rate equals the implied probability, 28.41%. Winning more often than that at this price is profitable over the long run; winning less often loses money.