Test grade calculator
Fill in what you know and leave the unknown box empty — it works out whichever one is missing. Nothing is uploaded; the arithmetic happens in your browser.
The formula
score % = (correct ÷ total) × 100
Where this usually goes wrong
Works on points as well as questions — put points earned and points available in the same two boxes.
Worked example
43 out of 50 is 86%.
Those numbers are already in the boxes above — press Work it out to see it, then change them for your own.
Related grades calculators
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