The Roulette wheel has 38 slots identical, numbered 1 to 36, with a zero and double zero. The squares are alternately red and black boxes 0 and 00 are green. At first glance the numbers on the board seem to be random and yet they are organized very precisely. The wheel is located on one end of the table next to the betting layout.

In the European or French Roulette has 37 slots of the roulette wheel with 36 numbers and one zero. In American Roulette, the roulette wheels have two zeros and therefore 38 slots. Common to them is the most visually striking, this perfect symmetry of red (rouge) and black (noir). Equally, interrupted only once by the green zero (or in American roulette from the additional green double-zero), followed at each roulette table in each case directly on a red number or black number

With the cancellation of "Rein new van plus" is the period in which the stakes could be made complete, and the croupier throws the ball against the rotational direction of the disc into the boiler. Afterwards, he says, according to the determined winning number, and all opportunities associated with the winning number are paid according to fixed quotas.

Roulette is considered the fairest of the gambling world. This justified reputation is based on the low house edge or house. The house edge in roulette is based on the rule that if the ball stays in the zero, all bets that have not bet on zero to lose. He is the French version 1/37 = 2.7%, with a simple chance (or rouge noir, pair or impair, passé or manqué) even only 1.35%, not because bets in French roulette, the bank that the entire application, but only half of the set sum deducted.