Roulette

European single-zero wheel and bet types.

Rules path

Single-zero wheel, inside bets, and outside bets.

Straight-up numbers versus red/black, dozens, and columns.

How a single zero creates about a 2.7% edge — and why past spins do not change the next one.

Why each spin stands alone and where the ~2.7% edge comes from.

Straight, outside bets, and house edge.

Single-zero wheel, inside bets, and outside bets.

Straight-up numbers versus red/black, dozens, and columns.

Why each spin stands alone and where the ~2.7% edge comes from.

Straight, outside bets, and house edge.