INTERACTIVE TOOL
Weighted grade calculator
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How to use this tool
- Enter grades in assessment order.
- Provide one matching weight for each grade.
- Check that both lists have the same length.
Formula or method usedFinal grade = sum of (grade × weight) ÷ sum of weights.
Worked example
Grades 12 and 18 with weights 40 and 60 produce a weighted grade of 15.6.
Assumptions and limits
Weights are normalized by their sum; institutional grading and rounding rules are not applied.
Frequently asked questions
Do the weights have to total 100?+
Not necessarily. The calculator automatically normalizes the total weight.
What happens to my inputs?+
Calculation inputs are processed locally in your browser. Favorites and preferences may be saved on this device. The site may perform separate network requests for live panels; these do not include the values entered into this local calculator. Do not paste secrets into public tools.
How should I check the result?+
Weights are normalized by their sum; institutional grading and rounding rules are not applied.