Percent Error Calculator

Compare an observed value to an accepted value and calculate percent error.

Percent error

1.5306%

absolute difference ÷ accepted value

Absolute error0.15

Signed percent error-1.5306%

About the Percent Error Calculator

Compare an observed value to an accepted value and calculate percent error.

It runs entirely in your browser — nothing you type is sent to a server — and the result updates as you edit the inputs. Estimates are for educational and informational purposes only; see ourdisclaimer.

Common searches

experimental error
relative error
science

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