By Zencalcy Editorial TeamLast reviewed About us
Average values that matter unequally — grades with credit weights, portfolio returns, survey scores. Enter up to five value/weight pairs; blank rows are ignored and the total weight is always shown.
Up to five value–weight pairs with heavier weights pulling more.
x̄ = Σ(valueᵢ × weightᵢ) / Σweightᵢ
| Symbol | Meaning |
|---|---|
| valueᵢ | Each measurement or score |
| weightᵢ | Its importance (≥ 0) |
Scores 90 (weight 3) and 70 (weight 1): (270 + 70)/4 = 85 — pulled toward 90 by the heavier weight.
Continue with the Percentage Calculator, all math calculators, or browse the full calculator directory.
A plain mean weights everything equally; here heavier weights count more, which is essential for credits, shares, or sample sizes.
Click to use the Absolute Value Calculator and get instant results.
Click to use the Basic Calculator and get instant results.
Click to use the Scientific Calculator and get instant results.
Click to use the Exponent Calculator and get instant results.
Click to use the Square Root Calculator and get instant results.
Click to use the Cube Root Calculator and get instant results.
Content updated: September 2026