Enter the total number of wins and the total number of games played or attempts at a given take to calculate the winning percentage. How much do you win?

Win Percentage Calculator

Enter any two values to calculate the missing variable

Win Percentage Formula

Win percentage shows how often a team, player, or process wins out of its total attempts. It is commonly used for sports records, competitive gaming, sales close rates, bidding success, and any situation where outcomes can be measured as wins compared with total tries.

WP = \frac{W}{A}\times 100
  • WP = win percentage
  • W = total number of wins
  • A = total number of attempts, games, or matches played

This formula converts a win rate into a percentage. First divide wins by total attempts to get a decimal, then multiply by 100.

How to Calculate Win Percentage

  1. Count the total wins.
  2. Count the total games or attempts.
  3. Divide wins by attempts.
  4. Multiply the result by 100 to express it as a percent.
\text{Win Rate Decimal} = \frac{W}{A}
\text{Win Percentage} = \text{Win Rate Decimal}\times 100

Example

If a team has 18 wins in 24 games, divide 18 by 24 to get 0.75. Multiply by 100 to get 75. The team’s win percentage is 75%.

\frac{18}{24} = 0.75
0.75\times 100 = 75

In many sports, the same result may also be written as a decimal record of .750. A record of .500 means a 50% win rate, which is an even record.

Rearranged Formulas

If you already know two of the three values, you can solve for the missing one.

W = \frac{WP\times A}{100}
A = \frac{W\times 100}{WP}
  • Use the first formula when you know the target percentage and total games.
  • Use the second formula when you know the number of wins and the resulting percentage.
  • When calculating games played, the result usually needs to be a whole number in real-world schedules.

How to Interpret the Result

Win Percentage Decimal Form Interpretation
0% .000 No wins
50% .500 Even record
60% .600 Wins 3 out of 5 on average
75% .750 Wins 3 out of 4 on average
100% 1.000 Perfect record

Win percentage is especially useful when comparing teams or players that have played different numbers of games. For example, 30 wins in 40 games and 45 wins in 60 games both produce a 75% win rate, even though the raw number of wins is different.

When Ties or Draws Are Included

The basic calculator assumes each attempt is either a win or not a win. In some leagues, ties or draws are treated as half a win for percentage purposes. In those cases, use an adjusted formula:

WP = \frac{W + 0.5T}{G}\times 100
  • T = ties or draws
  • G = total games played

If your sport or game uses a special points system, always check whether standings are based on pure win percentage or a modified points percentage.

Common Mistakes

  • Using losses instead of total games played.
  • Forgetting to multiply the decimal by 100.
  • Confusing .625 with 625% instead of 62.5%.
  • Trying to calculate a percentage when total attempts are 0; division by zero is undefined.

FAQ

What is a good win percentage?

That depends on the sport or activity, but anything above 50% means more wins than losses when there are no ties.

What does .500 mean?

A record of .500 means a 50% win percentage, or an even split between wins and non-wins.

Can win percentage be greater than 100%?

No. A true win percentage ranges from 0% to 100%.

Why compare win percentage instead of total wins?

Win percentage normalizes performance, making it easier to compare results across different numbers of games or attempts.