Grade Calculator
Weighted grade average
Use this when you need a fast, accurate result — no sign-up, works entirely in your browser.
Weighted average—
How to Use
- Enter your details into the fields above.
- Click the calculate button to get your result instantly.
- Use the clear button to start a new calculation.
Example
- Scores 90, 80, 70 with weights 50, 30, 20 → Weighted average 83
- Scores 100, 50 with weights 50, 50 → Weighted average 75
Formula
Weighted average = Σ(score × weight) ÷ Σ(weight). Weights are relative, so 50/30/20 and 5/3/2 give the same answer — they do not have to add up to 100.
About Grade Calculator
Weighted grade average. This free online tool gives you fast, accurate results without registration or downloads.
Everything runs locally in your browser, so your data is never uploaded or stored — privacy first.
Frequently Asked Questions
Is the Grade Calculator accurate? +
Yes, the Grade Calculator gives precise results using standard mathematical formulas, with no rounding errors in typical use.
Is the Grade Calculator free to use? +
Yes, it is completely free with no registration or download required.
Does the Grade Calculator work on mobile? +
Yes, it works on any device with instant, in-browser results.