Math Calculators

Weighted Average Calculator

Calculate weighted mean from values and corresponding weights.

Values (comma separated)

Weights (comma separated)

Weighted Average Formula

Weighted Mean = Σ(value × weight) / Σ(weight)

Weighted Average Example Calculation

Scores 80, 90, 75 with weights 30%, 40%, 30% gives weighted average 82.5.

Frequently Asked Questions about Weighted Average

Do weights need to sum to 1?

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