# Odds for opening hands? - Magic General - Magic Fundamentals - MTG Salvation Forums - MTG Salvation

One of the most popular poker games is 7-card stud. The way hands are ranked is to choose the highest ranked 5-card hand contained amongst the 7 cards. People frequently encounter difficulty in counting 7-card hands because a given set of 7 cards may contain several different types of 5-card hands.
Before you can begin to calculate your poker odds you need to know your “outs”. An out is a card which will make your hand. For example, if you are on a flush draw with four hearts in your hand, then there will be nine hearts (outs) remaining in the deck to give you a flush. Remember there are thirteen cards in a suit, so this.
Jump to Frequency of 5-card poker hands - The nCr function on most scientific calculators can be used to calculate hand frequencies; entering nCr with 52 and 5 , for example, yields as above. The royal flush is a case of the straight flush. It can be formed 4 ways (one for each suit), giving it a probability of 0.000154% and odds of 649,739 : 1.

## Poker probability - Wikipedia

Newsletterbanner. Poker odds calculate the chances of you holding a winning hand. The poker odds calculators on CardPlayer.com let you run any scenario that you see at the poker table, see your odds and outs, and cover the math of winning and losing poker hands. Texas Hold'em · Omaha · Seven-Card Stud · Razz.
If you flop an open-ended straight draw this gives you eight outs (eight possible cards that will complete the hand), so you'll hit your hand by the river 31.5% of the time. Just make sure you're getting pot odds (the value of the pot versus the value of your bet) to see the next card.
Odds Against Filling in a Four-Card Flush in Draw Poker. The odds against making a flush by drawing one card of the same suit are about 4.5 to 1. If you insist on drawing to a three-card flush, the odds against your catching two cards of the same suit are approximately 23 to 1.
5-CARD POKER HANDS. (most recent edit: January 2, 2005). A SINGLE PAIR. This the hand with the pattern AABCD, where A, B, C and D are from the distinct "kinds" of cards: aces, twos, threes, tens, jacks, queens, and kings (there are 13 kinds, and four of each kind, in the standard 52 card deck). The number of such ...

### Video

Probability with cards.AVI

# Math of Poker - Basics | Brilliant Math & Science Wiki

Statements consisting only of original research should be removed.
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Please by rewriting it in an.
March 2015 Inthe of each type card hand odds 5-card can be computed by calculating the proportion of hands of that type among all possible hands.
Gambling led to the development of probability theory in the late 1400s.
When playing a game with high stakes, players wanted to know what the chance of winning would be.
In 1494, Fra Luca Paccioli released his work Summa de arithmetica, geometria, proportioni e proportionalita which was the first written text on probability.
His card hand odds from 1550, titled Liber de Ludo Aleae, discussed the concepts of probability and how they directly related to gambling.
However, his work did not receive any recognition because it was not published until after his death.
His friend, Chevalier de Méré, was an avid gambler with the goal to become wealthy from it.
De Méré tried a new mathematical approach to a gambling game but did not get the desired results.
Determined to know why his strategy was unsuccessful, he consulted with Pascal.
Communicating through letters, the two continued to exchange their ideas and thoughts.
These interactions led to the conception of basic probability theory.
To this day, many gamblers still rely on the basic concepts of probability theory in order to make informed decisions while gambling.
One would then expect to draw this hand about once in every card hand odds draws, that's nearly 0.
For example, the probability of drawing three of a kind is approximately 2.
The cumulative probability is determined by adding one hand's probability with the probabilities of all hands above it.
For instance, with a royal flush, there are 4 ways to draw one, and 2,598,956 ways to draw something else 2,598,960 - 4so the odds against drawing a royal flush are 2,598,956 : 4, or 649,739 : 1.
Hand Distinct hands Frequency Probability Cumulative probability Odds Mathematical expression of absolute frequency 1 4 0.
It can be formed 4 ways one for each suitgiving it a probability of 0.
The 4 missed straight card hand odds become flushes and the 1,020 missed straights become no pair.
Note that since suits have no relative value in poker, two hands can be considered identical if one hand can be transformed into the other by swapping suits.
So eliminating identical hands that ignore relative suit values, there are only 134,459 distinct hands.
The number of distinct poker hands is even smaller.
However, card hand odds though the hands are not identical from that perspective, they still form equivalent poker hands because each hand is an A-Q-8-7-3 card odds card hand.
There are 7,462 distinct poker hands.
It is notable that the probability of a no-pair hand is less than the probability of a one-pair or two-pair hand.
The Ace-high straight flush or royal flush is slightly more frequent 4324 than the lower straight flushes 4140 each because the remaining two cards can have any value; a King-high straight flush, for example, cannot have the Ace of its suit in the hand as that would make it ace-high instead.
Hand Frequency Probability Cumulative Odds 4,324 0.
Since suits have no relative value in poker, two hands can be considered identical if one hand can be transformed into the other by swapping suits.
Eliminating identical hands that ignore relative suit values leaves 6,009,159 distinct 7-card hands.
The number of distinct 5-card poker hands that are possible from 7 cards is 4,824.
Perhaps surprisingly, this is fewer than the number of 5-card poker hands from 5 cards because some 5-card hands are impossible with 7 cards e.
In most variants of lowball, the ace is counted as the lowest card and straights and flushes don't count against a low hand, so the lowest hand is the five-high hand A-2-3-4-5, also called a wheel.
The frequencies given are exact; the probabilities and odds are approximate.
Hand Distinct hands Frequency Probability Cumulative Odds 5-high 1 1,024 0.
In most variants of lowball, the ace is counted as the lowest card and straights and card hand odds don't count against a low hand, so the lowest hand is the five-high hand A-2-3-4-5, also called a wheel.
The table does not extend to include five-card hands with at least one pair.
Its "Total" represents 95.
Hand Frequency Probability Cumulative Odds 5-high 781,824 0.
If aces are not low, simply rotate the hand descriptions so simple card games for five 6-high replaces 5-high for the best hand and ace-high replaces king-high as the worst hand.
A player can bluff at an to try to eliminate any advantage to their opponent.
Retrieved December 7, 2015.
Retrieved December 7, 2015.
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