Lottery mathematics Lottery mathematics Lottery mathematics is used to calculate probabilities of winning or losing a lottery game. It is based heavily on combinatorics, particularly the twelvefold way and combinations without replacement. In a typical 6/49 game, each player chooses six distinct numbers from a range of 1-49. If the six numbers on a ticket match the numbers drawn by the lottery, the ticket holder is a jackpot winner—regardless of the order of the numbers. The probability of this happening is 1 in 13,983,816. The chance of winning can be demonstrated as follows: The first number drawn has a 1 in 49
Spanish Christmas Lottery would be €720 million. Since 2011, the Spanish Christmas Lottery is based on tickets ("billetes") which have 5-digit numbers, from #00000 to #99999. Since this system only produces 100,000 unique ticket numbers, each ticket number is printed multiple times, in several so-called series ("serie"). The series is also identified on each ticket by a series number. In this way, the lottery organizer is able to sell more than 100,000 tickets each year, numbered from "Series 001 Ticket 00000" through "Series xxx Ticket 99999", where xxx is the total number of series printed in a given year. For example, in 2015,