Education Calculator
Test Score Calculator
Calculate test percentage and approximate letter grade from correct answers and total questions.
⚠️ Please enter valid values. Correct answers cannot exceed total questions.
Test Score
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Calculator guide
How this calculator works
How to use this calculator
Enter the number of correct answers and the total number of questions. The calculator shows your test percentage, approximate letter grade, and missed questions.
Formula used
Test Score Percentage = Correct Answers ÷ Total Questions × 100.
Example calculation
If you got 42 correct answers out of 50 questions, your score is 84%.
What the result means
The percentage shows how much of the test you answered correctly. The letter grade is approximate and may differ from your teacher’s grading scale.
Frequently asked questions
Can correct answers exceed total questions?
No. The calculator shows an error if correct answers are higher than total questions.
Does every school use the same letter grade?
No. The letter grade is only an approximate guide.
Can this be used for quizzes?
Yes. It works for quizzes, exams, assignments, and practice tests.