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-985 Odds Explained

Decimal
1.10
American
-985
Fractional
7/69
Implied probability
90.78%
Polymarket
91¢
$100 wins
10.15
Inputs
Results
Decimal odds1.102
  • The fraction shown is the closest simple fraction to the odds rounded to 3 decimals, not an exact match.
American
-985
Fractional
7/69
Implied probability
90.78%
Polymarket
91¢
Profit
10.15
Total return
110.15

1.102 decimal, -985 American, 90.78% implied probability

American odds of -985 mean

you risk 985 to win 100

. In decimal notation that is 1.10, in fractional notation 7/69, and the implied probability is 90.78%. On a prediction market the same price is a 91¢ share.

What -985 pays

A 100 stake at -985 returns 110.15 in total: your 100 back plus 10.15 profit. To win exactly 100 you would stake 985.00. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
101.0211.02
252.5427.54
505.0855.08
10010.15110.15
50050.76550.76
1,000101.521,101.52

Break-even and long-run results

The implied probability of -985 is 90.78%, and that number is also the break-even win rate: win more often than 90.78% 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
50%-44.9%
55%-39.4%
60%-33.9%
65%-28.4%
91%0.2%

A price of -985 is deep odds-on. Bookmakers quote it when an outcome is close to a formality, and the margin they take is proportionally large at this end of the market. Sharp bettors tend to look at the other side of such a market, or at the exchange, where the same favourite is often available a tick or two better.

The vig at -985

If both sides of a two-way market were priced at -985, the implied probabilities would add up to 81.57% above 100%. That excess is the overround, or vig; as a share of stakes it is a 44.92% 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.

-985 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission -985 is worth 1.099 decimal (-1,005 American); at 5% it drops to 1.096 (-1,037). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%1.099-1,00590.95%
5%1.096-1,03791.20%

Same price in other formats

Same price in other formats

Nearby prices

Nearby prices

  • -1175 · 1.09 · 92.2%
  • -1050 · 1.10 · 91.3%
  • -995 · 1.10 · 90.9%
  • -990 · 1.10 · 90.8%
  • -980 · 1.10 · 90.7%
  • -975 · 1.10 · 90.7%
  • -960 · 1.10 · 90.6%
  • -935 · 1.11 · 90.3%

Frequently asked questions

What does -985 mean in betting?

-985 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At -985 the implied probability is 90.78% and a 100 stake returns 110.15.

What is -985 in decimal odds?

-985 converts to 1.102 in decimal odds (usually shown as 1.10). Decimal odds are the total return per unit staked, so multiply your stake by 1.102 to get the return.

What is -985 as a fraction?

-985 is 7/69 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 -985?

A 100 stake at -985 wins 10.15 in profit and returns 110.15 including the stake. To win exactly 100 you would stake 985.00.

What win rate do I need at -985?

The break-even win rate equals the implied probability, 90.78%. Winning more often than that at this price is profitable over the long run; winning less often loses money.