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Test Grade Calculator
An easy grader: enter total questions and the number wrong to get the score, percentage, letter grade and a full grading table.
22 / 25 correct
88.0%
Grade B
🔒 This tool runs entirely in your browser. Your data is never uploaded.
Frequently asked questions
How do I use it?＋
Enter the total number of questions and how many were wrong, and it returns the score, percentage and letter grade.
Can it handle different totals?＋
Yes — it works for any number of questions, so it suits short quizzes and full exams alike.
Is my data private?＋
Yes — the grade is calculated in your browser.