The numbers on a roulette wheel add up to a fixed total, but the more useful figure is what that sum means for the bets you place. This explains the arithmetic and how the wheel's layout drives the house edge.
A roulette wheel's pocket count depends on the variant, with 37 on a European wheel and 38 on an American wheel. The extra pocket changes the house edge on every bet.
Learn how many pockets are on European and American roulette wheels, why the difference changes the house edge, and how to read a wheel before you sit down.
A guide to the roulette table and the sequence of a round, from buying in to the payout, including the main bet types and how the wheel layout changes the odds.
Learn how a branded slot machine works under the hood: how the RNG chooses outcomes, how paylines and ways-to-win differ, and what the paytable and information panel tell you before you stake.
A real-money online slot is a game of chance driven by a random number generator. Learn how the RNG, reel mapping, paylines, volatility and jackpots work before you play.
The answer depends on the wheel: European layouts have 37 pockets and American layouts have 38. Learn what changes between them and how the extra pocket affects every bet you place.
A plain-English walkthrough of how to place a bet on an online roulette wheel and how an online slot round works, including the controls you will see and what determines each outcome.
