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6 votes
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Most possible outs on river. And you are behind

If you're looking for the most outs whilst needing to improve, it's 25: Hero 6⋄7⋄ Villain 2⋄2♥ Board 4♥4⋄5⋄9♣ 8 diamonds 6 ...
mfcrocker's user avatar
  • 350
6 votes
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What are the odds of drawing the idiot end of the straight flush on the flop

In order for two people flopping a straight flush we need: a connected three straight flop, all cards having the same suit. No cards can be lower than a three or higher than a queen. player 1 ...
Raymond's user avatar
  • 2,804
5 votes

Why is AK vs 22 a coinflip?

22 vs AK is a "coinflip" (or just a "flip") because there is approximately an equal chance of either hand winning, just like the equal chance of either side of a coin coming up when flipped. In ...
3N1GM4's user avatar
  • 1,564
5 votes

Confused about pot odds

Here is another way to look at it: Gained if you call and win: 30+50 = 80 Lost if you call and lose: 50 Your Equity = 0.36 EV = Equity(Gained when win) + (1-Equity)(Lost when lose) EV = 0.36(80) + (1-...
lessharm's user avatar
  • 166
5 votes
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Is there a calculator that shows what my "potential" odds are?

If you have an android phone you can download "Poker calculator", logo is a clover as you can see topleft. It is a great app. It supports hold 'em but also 4 and 5 card omaha high and omaha high/low....
Raymond's user avatar
  • 2,804
4 votes

What are the odds?

From a probability perspective, you can think of this as two events: the first being each of the five player getting dealt a pocket pair, and the second dealing five cards that match those pocket ...
David C's user avatar
  • 141
4 votes
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What's wrong with my equity calculation?

At first, I thought, OK, lets quickly answer this, returning the favor. But it turned out to be a rather tricky one! One online calculator gives 48.18%, the other 48.28%, off by 0.1%, already very ...
old123987's user avatar
4 votes
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Worst possible matchup pre flop

K♠K♥ vs. K♦2♠ (and the other equivalent combinations--those with different suits, as long as the suit of the deuce matches one of the opposing kings). About a 19-1 dog.
Lee Daniel Crocker's user avatar
4 votes

Pre-flop decision making factors

Nice question and I think the factors you are considering are by far the most important ones to remember. However I'd also say remember, as you also mentioned, the position of players who raised ...
Grinch91's user avatar
  • 4,995
3 votes

Why is AK vs 22 a coinflip?

22 is ahead. 22 does not need to improve to win. 22 only needs to improve if AK improves and only then does 22 need to hit one of its outs (redraw). 22 only has 2 outs but it will make a set ...
paparazzo's user avatar
  • 6,921
3 votes

Why is AK vs 22 a coinflip?

A coin flip is when the chances of either hand winning are about 50%, the same as a coin flip coming up heads or tails. Most players consider anything in the range of 45-55% as being a coin flip, ...
Herb's user avatar
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3 votes
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When taking pot odds into account after the flop, use chance of hitting with next two cards, or just the next card

This depends on number of things you have to consider, not only the direct odds. What I mean: The pure odds you calculate should be used if you expect your opponent to check the turn and you see free ...
Satory's user avatar
  • 64
3 votes

When taking pot odds into account after the flop, use chance of hitting with next two cards, or just the next card

That depends on what you're contemplating, and what you think future action will be. For example, if you're contemplating a bet that will put you or your opponent all in, then the odds of the next two ...
Lee Daniel Crocker's user avatar
3 votes
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Running it twice, odds calculation

Welcome to Poker.SE! Your instinct to multiply is not incorrect, but I think there are some subtleties to the calculation which you might have missed. There are 990 (COMBIN(45,2)) possible turn/...
3N1GM4's user avatar
  • 1,564
3 votes

How do I calculate the odds my best hand is better than any possible hand an opponent can make?

You can use a poker calculator. A very good one in my opinion is the following: http://www.propokertools.com/simulations You can fill in the particular board and your particular hand and simulate ...
Raymond's user avatar
  • 2,804
3 votes

Chances of an opponent not having a flush on 3-flush board

This is quite difficult to answer without making some assumptions. You could just calculate the chances of your opponent having a hand with a maximum of one heart based on the known and unknown cards, ...
3N1GM4's user avatar
  • 1,564
3 votes

Drawing and pot odds

So in this case let's first count our outs. We have 8 cards that can make us our open ended straight draw, we also have another 7 cards that will make us our flush. So a total of 15. We know of our ...
Grinch91's user avatar
  • 4,995
3 votes

Quads sevens 5 times in one night

I will have to get technical, sorry. There are 35 possible ways to make quad sevens. They are all equally likely. You can get this number by writing out all possibilities like this: XXXXOOO XXXOXOO ...
Raymond's user avatar
  • 2,804
3 votes

Worst possible matchup for aces pre-flop in pot limit omaha

As to your main question, I couldn't come up with anything where hand 2 would have more than the 53.18 win % that you show. However, if you're looking at straight equity for hand 1, consider the ...
Dr.DrfbagIII's user avatar
  • 1,948
3 votes
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Calculating poker odds without knowing opponents cards

Grinch91 is correct. The standard statistical approach is to treat every down card as an unknown card. A folded (mucked) hand is no different than a hand not dealt. On a table of 6 if 4 fold you ...
paparazzo's user avatar
  • 6,921
3 votes

What are the odds of drawing the idiot end of the straight flush on the flop

Start with flopping a straight flush. The odds are 1 / 64974. The only way to flop the idiot end is: xx345 xx456 xx567 xx678 xx789 xx89T xx9TJ xxTJQ Then all 4 suits. So there are 32 possible ...
paparazzo's user avatar
  • 6,921
3 votes

Additional Odds for Flush Draw, by hitting two paris or three of a kind, as well - How to calculate Runner-Runner?

Usually runner-runner probability is so low that it won't affect the consideration of pot odds. Thus, in most cases, realistically, you calculate the direct odds. The only exception would be runner-...
koita_pisw_sou's user avatar
3 votes

Pot Odds in "The Mathematics of Poker" Example 4.3

They're playing limit hold'em. That pot size means the SB folded, BB checked and the other player. 15$ from the SB, 30$ from the BB and 30$ from the other player. Limit hold'em or fixed-limit hold'em ...
Grinch91's user avatar
  • 4,995
2 votes

What are the odds of flopping a straight flush with 62s?

Out of possible 19,600 flops, which is C(50,3), you can only have 1 to flop the Straight Flush, that is 3,4,5 of your holecards' suit. Thus the probability of flopping SF with 62s is 1/19600.
SKYTTEN's user avatar
  • 76
2 votes

Why is it easier to make a flush than a straight with four cards already matching?

Overall it is about twice as hard to make a flush compared to a straight. probability Yes the last mile might be easier for a flush but the first 4 miles are harder. A flush draw has 9 outs (13-4). ...
paparazzo's user avatar
  • 6,921
2 votes
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Poker Calculator

I'm not familiar with .NET and stuff. I probably should mention that I'm not a professional programmer myself. But there surely are a lot of great libraries in pure C. Using C++ and i5 CPU I ...
RICHnsk's user avatar
  • 36
2 votes

Poker Calculator

Features important to me: total and pct on win loss tie ratio for hand odds give a tie 1/2 win break down on all the hands percent straight flush down to pct high card need this for debug anyway ...
paparazzo's user avatar
  • 6,921
2 votes

Most possible outs on river. And you are behind

Option 1 Hero 9♥9⋄ Villain 2♠6♣ Board 2♥6♥7⋄8♥ 9 hearts 3 fives 3 tens 2 sevens 3 eights 2 nines 22 total Almost 1:1 Option ...
paparazzo's user avatar
  • 6,921
2 votes
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Pots odds versus bluff rate to call on the river

This question seems difficult but when you start knowing what it means, things become easier. When you say pot odds are 3:1 to call it means that in this situation you only need to win 1 time out of ...
Marc Pont's user avatar
  • 201
2 votes

Call with AK odds

propoker tools says: Hold'em Simulation 82,190,592 trials (Exhaustive) Hand Equity Wins Ties AxKx 34.59% 28,123,620 605,616 QQ+ 65.41% 53,461,356 605,616 looks like about 2:1
Ray Tayek's user avatar
  • 364

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