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+605 Odds Explained

Decimal
7.05
American
+605
Fractional
121/20
Implied probability
14.18%
Polymarket
14¢
$100 wins
605.00
Inputs
Results
Decimal odds7.050
American
+605
Fractional
121/20
Implied probability
14.18%
Polymarket
14¢
Profit
605.00
Total return
705.00

7.050 decimal, +605 American, 14.18% implied probability

+605 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: 7.05 decimal, 121/20 fractional, 14.18% implied probability, 14¢ on Polymarket.

What +605 pays

A 100 stake at +605 returns 705.00 in total: your 100 back plus 605.00 profit. To win exactly 100 you would stake 16.53. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
1060.5070.50
25151.25176.25
50302.50352.50
100605.00705.00
5003,025.003,525.00
1,0006,050.007,050.00

Break-even and long-run results

The implied probability of +605 is 14.18%, and that number is also the break-even win rate: win more often than 14.18% 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
14%-1.3%
50%252.5%
55%287.8%
60%323.0%
65%358.3%

+605 is a longshot. The bookmaker prices the outcome at 14.18%, and the payout of 605.00 per 100 staked is the compensation for how rarely it lands. Longshots carry more margin than any other part of the market, which is why devigging methods disagree most at prices like this one.

The vig at +605

If both sides of a two-way market were priced at +605, the implied probabilities would add up to -71.63% above 100%. That excess is the overround, or vig; as a share of stakes it is a -252.50% 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.

+605 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +605 is worth 6.929 decimal (+593 American); at 5% it drops to 6.748 (+575). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%6.929+59314.43%
5%6.748+57514.82%

Same price in other formats

Nearby prices

Nearby prices

  • +555 · 6.55 · 15.3%
  • +580 · 6.80 · 14.7%
  • +595 · 6.95 · 14.4%
  • +600 · 7.00 · 14.3%
  • +610 · 7.10 · 14.1%
  • +615 · 7.15 · 14.0%
  • +630 · 7.30 · 13.7%
  • +655 · 7.55 · 13.2%

Frequently asked questions

What does +605 mean in betting?

+605 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +605 the implied probability is 14.18% and a 100 stake returns 705.00.

What is +605 in decimal odds?

+605 converts to 7.050 in decimal odds (usually shown as 7.05). Decimal odds are the total return per unit staked, so multiply your stake by 7.050 to get the return.

What is +605 as a fraction?

+605 is 121/20 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 +605?

A 100 stake at +605 wins 605.00 in profit and returns 705.00 including the stake. To win exactly 100 you would stake 16.53.

What win rate do I need at +605?

The break-even win rate equals the implied probability, 14.18%. Winning more often than that at this price is profitable over the long run; winning less often loses money.