Even though there is a definite number of combinations that can be made from a 52 card deck in Video Poker, the results are random. There are over 2 million hands which can be formed. Each of the cards dealt to players are generated through RNG which actually deals out cards not numbers.
French Roulette plays using a 37-number wheel which includes 0. Should the ball land on 0 you are supposed to get half of your bet back. This is called the 'La Partage.'