Craps been established. In this case, the player would request the bet be working in which the dealer will place an "On" button on the specified chips. The probability of dice combinations determine the odds of the payout. The following chart shows the dice combinations needed to roll each number. The two and twelve are the hardest to roll since only one combination of dice is possible. The game of craps is built around the dice roll of seven, since it is the most easily rolled dice combination. Viewed another way: The expected value of all bets is usually negative, such
Hazard (game) chance of 6, he could win £8 (4/5 × £10). For each main the probability of winning can be calculated: In some reports on the rules of the game, the main is determined randomly by tossing the dice until a valid main appears. In this case the overall player disadvantage is 1.84%. If the caster can choose a main, he should always choose 7 (resulting in the lowest disadvantage, with 1.41%). This is the origin of a similar dice game, craps, since if 7 is always chosen the game devolves into craps. The name "hazard" is borrowed from Old French.