Student Tools
Grade Calculator
Work out a weighted course grade from assignment scores and weights.
Assignments
Columns are name, score, maximum, weight (%).
Course grade
Weighted percent
85.3%
About this tool
A weighted course grade is the sum of (score/max × weight) divided by the sum of weights, times 100.
How to use
- Enter each item’s score, maximum and weight.
- Read the overall percent.
Formula and methodology
100 × Σ(score/max × weight) / Σ(weight).
Worked example
88/100 at 20%, 74/100 at 30%, 91/100 at 50% → 85.5%.
Frequently asked questions
Do weights need to add to 100?+
No. They are normalised by their sum.
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