Test Score & Percentage Grade Calculator
Turn points earned into a percentage and letter grade — and see the grade for every number of wrong answers on a test.
How to use
- 1Enter the total number of questions (or points) and how many were wrong (or earned).
- 2The table shows the score for each number wrong — useful for teachers grading quickly.
How it's calculated
Score = (total − wrong) ÷ total × 100.
Frequently asked questions
Is this like an EZ Grader?
Yes — the table lists the percentage and letter for every possible number of wrong answers.
How are letters assigned?
With the common US scale: 90+ A, 80–89 B, 70–79 C, 60–69 D, below 60 F (with plus/minus bands).
Can I enter points earned instead?
Yes — switch to 'points earned'.