Craps is one of the most mathematically interesting casino games, where understanding probability and odds directly impacts your decision-making at the table. The game revolves around rolling two six-sided dice, creating 36 possible outcomes, each with distinct probability distributions that savvy players must comprehend.
The foundation of craps strategy lies in understanding which numbers are most likely to appear. A seven can be rolled in six different ways (1-6, 2-5, 3-4, 4-3, 5-2, 6-1), making it the most probable outcome with roughly 16.67% chance of occurring on any given roll. This fundamental fact shapes nearly every betting decision in craps, as the seven is both the most powerful and most dangerous number on the craps table.
Point numbers—4, 5, 6, 8, 9, and 10—each have different probability values. The six and eight are statistically the most likely point numbers to be rolled, appearing in five different combinations each. This probability difference directly correlates to the payoff odds casinos offer, which is why understanding these mathematical relationships is crucial for making informed bets.
Beyond basic probability, successful craps play requires knowledge of betting odds and house advantage. The pass line and don't pass bets offer some of the best odds in the casino, with a house edge of approximately 1.4%. Conversely, proposition bets in the center of the table carry house edges exceeding 10%, making them mathematically unfavorable despite their tempting payoff ratios. Experienced players focus their betting on the perimeter of the table where mathematics favors them more generously.
Table etiquette is equally important in craps, as it's a communal game where player behavior affects the entire table's experience. Proper dice-throwing technique, respectful communication, and understanding unwritten rules—such as never saying the word "seven" during a point, and always rolling with one hand—enhance both your credibility and the game's flow.