The purpose behind the game of roulette is to bet/predict the number on the wheel that the ball lands on. Players can also bet on various number combination’s, the winning color or the nature of the number – odd or even. The slot into which the ball falls when dropped into the spinning wheel is the winning number. The numbers on the wheel are denoted from 0 to 36 in French and European roulette. There is an extra slot that is marked as 00 on the American wheel. To learn how to play roulette you need to know the different types of bets that you can make.
The bets that can be placed in roulette games are as follow:

Inside bets
Inside bets are the ones that are placed on the numbers that are marked on the roulette table. There are a set of columns and rows of boxes that marked with the numbers 1-36 are in the center of the table. Players can place a number of inside bets which are…
Straight up: this is a bet that is placed on any one of the numbers from 1-36. Players place their chips on the specific numbers to affirm their bet.
Split bet: Players place their bets on any two numbers from 1-36
Street bets / Line bets: Bets can be placed on three numbers in a single horizontal line. To make this bet, players place their chips on the edge of that line.
Corner bet: Also known as a square bet, this bet is placed on four numbers that are in a square in the layout of the table. The chips are placed in the centre of these numbers where the lines intersect.
Basket bet: This bet is placed on the 5 numbers 1-2-3-0-00. This is an American roulette bet.
Outside bets
These are bets that can be placed in areas that are marked out side the columns of numbers marked in the center of the table.
Red Black: bets can be placed on the color that may win
Odd even: there are special areas marked out for the odd or even bets. Players can place their chips on either of these words.
Dozen bets: 12 consecutive numbers can be bet on. There is an area that marks this bet and chips are placed here to make the bet. The bets can be made on the choices of dozen number groups divided as 1-12, 13-24 and 25-36
Column bets: these bets are also placed on a dozen numbers but the dozen consists of the numbers in the three vertical columns of numbers. The chips are placed at the bottom of the column to mark the bet.