What Is the Formula for Relative Error?

What Is the Formula for Relative Error?

The formula for relative error is defined as the absolute error divided by the true value. More specifically, relative error is a number that compares how incorrect a quantity is from a number that is considered to be true.

Because of the formula, relative error is expressed as a percentage after multiplying the value by 100. These types of formulas are very important to workers, such as accountants, who have to keep track of a company's financial records. Relative error is often taught in algebra and has a formula similar to many others. Relative error is often referred to as percentage error.