To calculate the percentage of error you take the observed value, or the value that you recorded from your experiment, and divide it by the accepted value or value that you should
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1. Start with your percentage and divide by 100. A simple way to get the answer is to move the decimal two places to the left. 98 percent is equal to 0.98. When determining the percent
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1. Know the formula for calculating percentage error. The formula for calculating percentage error is simple: [1] [Approximate Value  Exact Value)/Exact Value] x 100% The approximate
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The percentage error is how accurate your experimental values compared to the accepted value. The equation is: [(experimental value  accepted value) / accepted value] x 100
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