Enter the total number of tickets available and the number of tickets you have purchased into the calculator to determine your chance of winning the raffle.

Raffle Ticket Winning Chance Formula

The following formula is used to calculate the chance of winning a raffle.

Chance of Winning () = (Tickets Purchased / Total Tickets) * 100

Variables:

  • Total Tickets is the total number of tickets available for the raffle.
  • Tickets Purchased is the number of tickets you have bought.

To calculate your chance of winning, divide the number of tickets you have purchased by the total number of tickets available and then multiply by 100 to get the percentage.

What is a Raffle?

A raffle is a type of contest where people purchase tickets, each ticket being a chance to win a prize. At a set time, the winners are drawn at random from a container holding a copy of every number. The drawn tickets are checked against a collection of prizes with numbers attached to them, and the holder of the ticket wins the prize.

How to Calculate Your Chance of Winning a Raffle?

The following steps outline how to calculate your chance of winning in a raffle.


  1. First, determine the total number of tickets available for the raffle.
  2. Next, determine the number of tickets you have purchased.
  3. Use the formula to calculate the chance of winning: (Tickets Purchased / Total Tickets) * 100.
  4. Finally, calculate your chance of winning the raffle in percentage.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

Total Tickets Available = 500

Tickets Purchased = 5