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Parlay and Accumulator Calculator

Enter the price of each leg, the stake and each result, and the parlay calculator multiplies the legs the way a sportsbook settles them. Void legs drop out instead of sinking the slip. The stake can be in USDT, bitcoin or anything else: the arithmetic is the same.

Parlay calculatorexample

  1. Leg 11.80
  2. Leg 22.10
  3. Leg 31.65

Combined price6.24

Enter your own prices below; this card multiplies three examples.

Tobias BrandtMatch report by: Tobias BrandtChecked by: Rory KincaidUpdated

Kick-offFootball, NBA, cricket and UFC, staked in cryptoBet on the match18+ · the operator's terms apply to every bet

A parlay, or accumulator, is one bet built from several. Every leg has to win, and the prices are multiplied rather than added, which is why a four-leg slip of modest favourites can pay twenty or thirty times the stake. This parlay calculator does that multiplication, settles voids the way a sportsbook does, and shows the return before the slip goes in, or checks a settled one afterwards.

Bet calculator

Choose the bet type, enter the odds of each selection and its result. Returns update as you type.

    Bets on the slip
    0
    Total stake
    0.00
    Total return
    0.00
    Profit
    0.00

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    How to use the parlay calculator

    1. Leave the bet type on Accumulator / parlay. The calculator opens with four legs. Add legs, up to twenty, or remove them for a double or a treble.
    2. Choose the odds format. Decimal (2.10), fractional (11/10) or American (+110). Prices already typed are converted when you switch.
    3. Enter the stake in whatever unit your balance is in. If you bet in USDT, type USDT; if in bitcoin, type the bitcoin amount. The return comes back in the same unit.
    4. Set each leg's result: won, lost or void. A push on a handicap is entered as void.
    5. Read the return and the profit. The return includes the stake; the profit is what the slip adds to it.

    The arithmetic, by hand

    Every price is first turned into decimal odds. Fractional 6/4 becomes 1 + 6/4 = 2.50. American +150 becomes 1 + 150/100 = 2.50, and American -120 becomes 1 + 100/120 = 1.833. Then the legs are multiplied.

    LegPriceRunning total
    Premier League home win2.102.10
    Both teams to score1.833.84
    Tennis match winner3.4013.07
    NBA moneyline2.7535.93

    A 10 USDT stake on this four-leg parlay returns about 359.32 USDT, a profit of about 349.30. The figures in the table are an example, not a quoted price from any sportsbook.

    Before kick-offSingles and accumulators on this weekend's fixturesFootball, basketball, cricket and fight nights, priced before the start.Bet on the matchIn playPrices that move with the gameLive markets on the same balance, with cash-out where the sportsbook offers it.Bet live
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    Voids, pushes and dead heats

    A leg that is void, for a match abandoned or a player who did not start, drops out of the parlay: the calculator treats its price as 1.00 and settles on the rest. The same applies to a push on a handicap or a total that lands exactly on the line. A dead heat is different: the stake on that leg is divided by the number of runners or players who tied, which in practice halves its price for a two-way tie. Each sportsbook's market rules decide the details, so read them for the sport you are betting on; our sport guides cover the common cases.

    Why parlays pay so much, and what that costs

    Multiplying prices also multiplies the sportsbook's margin. If each leg carries a margin of about five per cent, a four-leg parlay carries roughly four times that, and a ten-leg parlay much more. That is why parlays look generous and win rarely. A parlay calculator shows you the return; it cannot show you the chance of collecting it. As a rough check, multiply the implied probabilities: four legs each with a 50 per cent chance win together about one time in sixteen.

    Our accumulator guide goes through the margin arithmetic in more detail, and bet types covers the alternatives, including system bets that split the same picks into several smaller slips.

    Parlays with a crypto stake

    The number of coins a parlay returns does not depend on the coin. What does depend on it is what those coins are worth when the last leg settles. A parlay settled the same evening carries little price risk. A parlay with legs spread over a weekend, or one that includes an outright settled months later, carries the price risk of the coin for all that time. For anything that stays open more than a day, staking in a dollar stablecoin keeps the calculator's figure meaningful. Our walk-through of crypto sports betting explains how settlement and the coin interact.

    Before you place the slip

    • Check each leg's market rules for extra time, overtime and voids.
    • Check whether the sportsbook caps the return on accumulators; some terms set a maximum payout per bet.
    • Keep parlay stakes small relative to your balance, and set a deposit limit before the weekend. Our responsible gambling page lists the tools.

    For sportsbooks matched to the sport you bet on, see the best crypto sports betting sites.

    Before you build a long parlay, check the margin on each leg: best odds crypto sports betting sites. If the parlay is part of a welcome offer, the bonus board reads the conditions.

    Open

    How does a parlay calculator work out the return?
    It turns every price into decimal odds and multiplies them together, then multiplies by the stake. Four legs at 2.10, 1.83, 3.40 and 2.75 multiply to about 35.93, so a 10 USDT stake returns about 359.32 USDT, including the stake.
    Is a parlay the same as an accumulator?
    Yes. Parlay is the American name and accumulator, or acca, the British one. Both are a single bet on several selections that wins only if every leg wins, with the prices multiplied.
    What happens if one leg is void?
    The void leg is treated as if it were priced at 1.00, so it drops out and the parlay is settled on the remaining legs. A four-leg parlay with one void pays as a treble.
    Does the coin I stake in change the result?
    Not the number of coins returned. A 0.001 BTC stake on a parlay at 20.00 returns 0.02 BTC, just as 10 USDT returns 200 USDT. What changes is the value of those coins if the price of the coin moves while the bet is open.
    Why does the sportsbook pay less than the calculator on a same-game parlay?
    Because legs from one game are linked, and the sportsbook prices the combination itself. The calculator multiplies legs as if they were independent, which is right for legs from different games but not for legs from the same one.

    Sources for this page

    1. Settlement of void legs and dead heats in accumulatorsStandard market rules as published in sportsbooks' general betting rules2026-08-24 to 2026-09-12

    Facts about a named sportsbook come from its own terms, payment and verification pages, or a licence register, with the clause number where one exists and the date we read it.

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