Percentage Error Calculator
Percentage Error
What is Percentage Error?
Percentage Error is a measure of how accurate an estimate or measurement is compared to the actual or theoretical value. In science and engineering, it is used to determine the precision of experiments.
The Formula
The formula used by our calculator is:
Percentage Error = [ |Experimental Value - Actual Value| / |Actual Value| ] × 100
How to Use the Percentage Error Calculator?
- Actual Value: Enter the correct or scientifically accepted value (Theoretical value).
- Experimental Value: Enter the value you measured during your experiment or test.
- Calculate: Click the button to see the percentage difference instantly.
Why This Tool is Important?
- Lab Reports: Essential for students writing chemistry or physics lab reports.
- Quality Control: Used in manufacturing to see how much a product deviates from the standard.
- Financial Forecasting: Check the accuracy of your budget or sales predictions.
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