Free calculators and unit converters for general and everyday use.
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate weighted average. It is useful in many situations e.g., calculating average grade when the assignments carry different weights, calculating average shipping cost when the shipment consists of varying package size and so on.
A weighted average differs from an average in that a weighted average returns a number that depends on the variables of both value and weight.
wi are weights and xi are values