# Percent Error Calculator

**Percentage Error Calculator**

Want to know how much precise the measurements are? Mycalcu helps you find it through the Percentage error calculator. It is a free online tool that helps you calculate errors in a very easy way.

## Percent Error Calculator

## Percent Error Calculator Results

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The change in percentages can be found out through the __Percentage Change Calculator__

**How to calculate error in percentage, using Mycalcu?**

- Enter the exact value in the first box
- Enter the observed measurement in the second box
- Click on calculate to get the answer

**The formula of change in Percentage**

To find the change in Percentage, the below formula is used

Answer = (Exact value – Observed Measurement)/ Exact value * 100

### Example

Exact value = 85

Observed Measurement = 56

Answer = (85 - 56)/85 * 100 = 34.12 %