In American roulette, the wheel contains 38 numbers, 1 - 37 and 00, and it has a house edge of around 5.26%, due to the presence of an additional 00 slot.īut why is this necessary? After all, most casino games have a built-in advantage for the house. In European roulette, the wheel contains 37 numbers 1 - 36 and 0, and the house edge is 2.7%. It's a built-in advantage for the casino, allowing them to potentially profit over time. The use of a 0 in European roulette, or 00 in American roulette is known as the 'house edge'. It's simply a separate category.Īnd, as we'll explore in the next section, there's a good reason for that. So, the 0 (or 00 in American roulette ) is not included in the even or odd betting options. But, still, it is also not considered an even number for betting purposes. However, American roulette has an additional green slot numbered 00. In traditional European roulette, there is only one 0 on the wheel, and it is not considered an even number for betting purposes. Of course, mathematically, zero is even, but if you tried to bet on evens and the ball landed on 0, you would lose.

The short answer is no, zero or 0, is not odd or even. This question has been debated by many a roulette player. In this blog post, we'll take a closer look at this age-old conundrum and examine why roulette uses a zero in the first place. For example, one of the most common questions among roulette enthusiasts is whether or not 0 is considered an even number. The spinning wheel, the little ball, and the fun of predicting where it may land - it's no wonder this classic casino game has stood the test of time.īut, as with any game, there are certain aspects that can leave players scratching their heads. Roulette is a game of chance that has been entertaining players for centuries.

What the green double zero on roulette