The probabilities of the game shift when playing multiple spins.

Roulette is a game that is usually played over more than one spin of the wheel. Thus on average, you receiveįor all bets in American Roulette, you can run a similar calculation and it will show the same result – every bet has an expected return of 94.74% of the investment. If the wheel lands on any other color (black or green zero), you receive nothing. If the wheel lands on red you receive $200 (your initial bet back plus the winnings). The probability of the wheel landing on red is (there are 18 red numbers and 38 numbers in total).

This means the average return on any bet is 94.74%.Ī simple example: Say you bet $100 on red. For example, the odds of hitting a specific number, say 17, are 1:37, but the payout is only 35:1.įor all bets, the House Edge in American Roulette is 5.26%. The payouts for all bets are slightly lower than the odds.