learn.howToCalculate
learn.whatIsHeading
A card odds calculator computes probabilities for card games including poker hand odds, blackjack bust probability, and the chance of drawing specific cards from a shuffled deck.
Formule
Odds of drawing specific card = quantity in deck / remaining cards; Probability = odds / (odds + 1)
- p
- Probability of card (%)
- n
- Number of target cards (count)
- N
- Total cards remaining (count)
Guide étape par étape
- 1Probability = Favourable outcomes / Total remaining cards
- 2Poker: P(royal flush) = 4/2,598,960 ≈ 0.000154%
- 3Hypergeometric distribution for drawing without replacement
- 4Pot odds: compare call cost to pot size to decide profitability
Exemples résolus
Entrée
Probability of drawing an ace from a full 52-card deck
Résultat
4/52 = 1/13 ≈ 7.69%
Questions fréquentes
How many cards of each rank in a standard deck?
52 cards total: 4 of each rank (A-K) in 4 suits. 13 ranks.
What's the probability of drawing an ace?
First card: 4/52 = 7.69%. Changes after each draw as deck reduces.
Are these odds used in poker strategy?
Yes. Pot odds, hand odds, and equity calculations drive poker decision-making.