The Percentage Error Calculator tool enables you to calculate the percentage error percentage error
between an approximate value (or experimental measured value) and a theoretical actual value.
The Percent Error FormulaYou can use the percent error equation to find the percentage error of two value:
Approximate Value - Actual Value / Actual Value× 100
Example: We project 100 people will attend the seminar. However, only 80 people has attended the seminar. What is the percentage error ?
100 - 80 / 80× 100
To know how to calculate percent error between two numbers? Please use our percentage error calculator.