How to Use 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.
Open the Test Grade Calculator tool →What is Test Grade Calculator?
Turn questions and wrong answers into a score, percentage and letter grade. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Test Grade Calculator
- Open the Test Grade Calculator tool.
- Enter your details or values.
- The result is calculated instantly.
- Copy or use the result. Everything runs in your browser — nothing is 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.
Ready to try it?
Open Test Grade Calculator →