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Roulette for Beginners: Bets, Odds and the House Edge

Red or black, single numbers, dozens: every roulette bet explained, with the payouts and odds you need to know before you spin.

Roulette for Beginners: Bets, Odds and the House Edge — Betjara blog
In this article
  1. European vs American roulette
  2. Roulette bets and payouts
  3. Why systems don't beat the wheel

Roulette is one of the easiest casino games to learn and one of the best to understand mathematically. Here's everything a beginner needs.

Roulette wheel graphic
European roulette has 37 pockets: 1–36 plus a single zero.

European vs American roulette

European roulette has a single zero (37 pockets), so the house edge is about 2.7%. American roulette adds a double zero (38 pockets), which raises the edge to about 5.26%. Choose European whenever you can.

Roulette bets and payouts

BetCoversPaysChance (European)
Straight up1 number35 to 12.7%
Split2 numbers17 to 15.4%
Street3 numbers11 to 18.1%
Dozen / Column12 numbers2 to 132.4%
Red/Black, Odd/Even, 1–18/19–3618 numbers1 to 148.6%

Why systems don't beat the wheel

Doubling your stake after a loss (the Martingale) feels safe until a long losing run hits your budget or the table limit. Every spin has the same odds, and no betting pattern changes the house edge.

Tip: outside bets like red/black give the longest sessions. Inside bets offer bigger wins but much longer odds.

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Amaka Okafor

Written by

Amaka Okafor

Betting Guides Editor

Amaka turns complicated betting concepts into simple, practical guides. She also leads Betjara's responsible-gaming content.

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