Student & School Tools
Test Question Percentage Calculator
Work out your test percentage from the questions you missed.
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What is Missed Questions?
When you know how many you got wrong rather than how many you got right, subtracting the misses from the total gives the same percentage in one step.
How it works
We subtract the missed count from the total, divide by the total, multiply by 100, and map to a letter grade.
- Enter your input. Type or paste your input into the field above — the tool responds instantly.
- Review the result. Output updates live as you type. Everything runs entirely in your browser.
- Copy or download. Use the Copy button to grab the result, or Download to save it as a file.
Examples
Realistic sample
Type or paste any realistic input — the tool computes the result locally and instantly.
Common mistakes
Expecting a server round-trip
Nothing is uploaded — every tool in this category runs entirely in your browser.