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Tools
The same math the market watch uses, so you can check any price yourself. Enter American odds like -110 or +150.
Fair price (no vig)
Enter both sides of a market. The bookmaker's margin is removed to show each side's fair chance and price.
- Side A fair
- 58.5% · -141
- Side B fair
- 41.5% · +141
- Book margin
- 2.55%
Expected value and stake
Your price against the fair price (from the calculator above, or Pinnacle's no-vig line). The stake is quarter-Kelly, capped at 5% of your bankroll.
- Expected value
- +7.4%
- Fair chance
- 41.3%
- Suggested stake
- 1.16% · $11.62
Hedge a bet
You hold a bet and the other side is now priced at a new number. This is the hedge that pays the same either way.
- Hedge stake
- $240.00
- Locked result
- +$60.00
- If you don't hedge
- win $300.00 or lose $100.00
Parlay price
Combined price and payout, assuming the legs are independent. Books usually pay less than the fair combined price, so compare before you bet.
- Parlay price
- +702
- Pays
- $80.18 total · $70.18 profit
- Legs
- 3
Information only, not betting advice. 21+ where sports betting is legal. Gambling problem? Call or text 1-800-MY-RESET (1-800-697-3738).