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+233 Odds Explained

Decimal
3.33
American
+233
Fractional
233/100
Implied probability
30.03%
Polymarket
30¢
$100 wins
233.00
Inputs
Results
Decimal odds3.330
American
+233
Fractional
233/100
Implied probability
30.03%
Polymarket
30¢
Profit
233.00
Total return
333.00

3.330 decimal, +233 American, 30.03% implied probability

+233 is an American price:

the plus sign marks an underdog, and the number is the profit on a 100 stake

. Every other format describes the same chance: 3.33 decimal, 233/100 fractional, 30.03% implied probability, 30¢ on Polymarket.

What +233 pays

A 100 stake at +233 returns 333.00 in total: your 100 back plus 233.00 profit. To win exactly 100 you would stake 42.92. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
1023.3033.30
2558.2583.25
50116.50166.50
100233.00333.00
5001,165.001,665.00
1,0002,330.003,330.00

Break-even and long-run results

The implied probability of +233 is 30.03%, and that number is also the break-even win rate: win more often than 30.03% 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
30%-0.1%
50%66.5%
55%83.2%
60%99.8%
65%116.5%

At 30.03% implied, +233 is a moderate underdog. A bet here wins less than half the time by the bookmaker's reckoning, but each win pays 233.00 per 100. Draws in soccer, the second favourite in a three-horse race and road teams in close games are typical residents of this range.

The vig at +233

If both sides of a two-way market were priced at +233, the implied probabilities would add up to -39.94% above 100%. That excess is the overround, or vig; as a share of stakes it is a -66.50% 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.

+233 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +233 is worth 3.283 decimal (+228 American); at 5% it drops to 3.214 (+221). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%3.283+22830.46%
5%3.214+22131.12%

Same price in other formats

Same price in other formats

Nearby prices

Nearby prices

  • +223 · 3.23 · 31.0%
  • +228 · 3.28 · 30.5%
  • +231 · 3.31 · 30.2%
  • +232 · 3.32 · 30.1%
  • +234 · 3.34 · 29.9%
  • +235 · 3.35 · 29.9%
  • +238 · 3.38 · 29.6%
  • +243 · 3.43 · 29.2%

Frequently asked questions

What does +233 mean in betting?

+233 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +233 the implied probability is 30.03% and a 100 stake returns 333.00.

What is +233 in decimal odds?

+233 converts to 3.330 in decimal odds (usually shown as 3.33). Decimal odds are the total return per unit staked, so multiply your stake by 3.330 to get the return.

What is +233 as a fraction?

+233 is 233/100 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 +233?

A 100 stake at +233 wins 233.00 in profit and returns 333.00 including the stake. To win exactly 100 you would stake 42.92.

What win rate do I need at +233?

The break-even win rate equals the implied probability, 30.03%. Winning more often than that at this price is profitable over the long run; winning less often loses money.