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Pot Odds: How to Calculate the Price of a Call in Poker

Pot odds are the price the pot offers you for a call: what you must pay compared with what you can win. To use them, turn them into the equity you need: divide the call by the pot after your call. Facing a half-pot bet, you call 50 to win 200 in total, so you need 25% equity. If your hand wins more often than that, calling is profitable over the long run.

Your turn: is the price right?

You are on the button with J♠T♠. The flop Q♠ 9♦ 4♣ checked through, the turn is the 2♠, and the big blind leads for 125% of the pot. You have a flush draw and an open-ended straight draw. Fold, call or raise?

See the answer

The price. With 100 in the pot, the big blind bets 125: the pot is 225 and you must call 125 to win 350 in total. Required equity: 125 ÷ 350 = 35.7%.

Your equity. You have 15 outs: 9 spades, plus the 3 other eights and the 3 other kings for the straight. With 46 unseen cards, you hit on the river 15 ÷ 46 = 32.6% of the time.

The decision. The draw alone is just short of the price. The call is still right: when it comes in, you win more chips on the river, and a jack or a ten sometimes wins too. The expected answer is a call, not a raise: you keep the draw without putting your whole stack at risk on it.

How to calculate pot odds in two steps

  1. Count the pot, bet included. If the pot was 100 and your opponent bets 50, the pot in front of you is 150 and you must call 50.
  2. Divide the call by the final pot. The final pot is 150 + 50 = 200, so the price is 50 ÷ 200 = 25%: the equity you need to break even.

The same price can be written as a ratio: 150 to win against 50 to pay, so 3 to 1. Both say the same thing; the percentage is the one you compare with your equity.

Pot odds of common bet sizes

Opponent's betPot oddsEquity needed
half the pot3 to 125%
the size of the pot2 to 133.3%
twice the pot1.5 to 140%

The bigger the bet, the worse your odds: a bet twice the size of the pot asks you to win 40% of the time. Every intermediate size, to practice, is in the pot odds quiz.

From the price to the decision

Pot odds are only half of the comparison; the other half is your equity. With a draw, count your poker outs and convert them with the rule of 2 and 4. With a made hand, estimate how often it is ahead of what your opponent bets with.

At the table, run the same four steps every time:

  1. Price: divide the call by the final pot.
  2. Equity: your outs with a draw, or how often your hand is ahead.
  3. Compare: equity above the price, call; below it, fold.
  4. Adjust: for implied odds, when hitting wins you more later.

To know how much a call is worth, not just whether it breaks even, compute its expected value. Pot 150, call 50, equity 30%: you win 30% of 150, that is 45, and lose 70% of 50, that is 35. The call earns +10 chips on average.

When pot odds are not enough

Pot odds only look at the current street. When hitting your draw lets you win more chips later, implied odds allow some calls below the price; when hitting can still lose (a flush that is not the best one), the opposite is true. Neither changes the calculation itself: start from the price, then adjust.

The common mistake: leaving the bet or the call out of the pot

With 100 in the pot and a bet of 50, many players divide 50 by 150 and find 33.3% instead of 25%. That 150 is missing one of the two 50s: either the bet you face (100 + your call) or your own call (100 + the bet). The final pot holds both, 100 + 50 + 50 = 200. That mistake makes you fold calls that are profitable. Always count the bet you face in the pot, then add your call.

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All of these reference numbers fit on one page in our poker cheat sheet.

Sources

Frequently asked questions

How do you calculate pot odds?

Divide what you must call by the pot you would have after calling. With 100 in the pot and a bet of 50, you call 50 to win a pot of 200 in total: 50 ÷ 200 = 25%. You need at least 25% equity to call.

What are good pot odds?

No price is good on its own. Pot odds are good when your equity is higher than the equity they require; the same 3 to 1 is a call with a strong draw and a fold with nothing.

What is the difference between pot odds and expected value?

Pot odds give the break-even point of a call. Expected value says how much the call wins or loses on average once you know your equity: above the break-even, it is positive.

Do pot odds include the opponent's bet?

Yes. The pot you compare with includes every chip already bet, the opponent's bet included. Forgetting it is the most common pot-odds mistake.

How we made this page

The spots come from our library of 647 puzzles. Their expected answers follow rules we wrote and explain on each puzzle; they are not solver outputs. 10 figures on this page are recomputed from the cards by our automated tests. Written with the help of AI tools, then reviewed and checked by our team.

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