Percent Error Calculator

Compare a measured value with a nonzero reference. Absolute error is the absolute difference; percent error divides that difference by the absolute reference value.

Results

Enter your values and select Calculate.

e=∣x−r∣∣r∣×100%e=\frac{|x-r|}{|r|}\times100\%

How it works

Compare a measured value with a nonzero reference. Absolute error is the absolute difference; percent error divides that difference by the absolute reference value.

e=∣x−r∣∣r∣×100%e=\frac{|x-r|}{|r|}\times100\%

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