Standard percent math
(earned ÷ possible) × 100 for unit tests, chapter tests, and exam sections.
Tools / Test Score Calculator
Test Score Calculator
Enter points earned and points possible on a test or exam section. Get percentage, letter, and 4.0 GPA points.
Percentage = (points earned ÷ points possible) × 100
Enter values to see the result
- 1
Enter earned points
Total points awarded on the test.
- 2
Enter possible points
Maximum points for the test (or section).
- 3
Read percent and letter
See standing on the common US letter scale.
Why calculate test scores here
Turn raw points into the percent your gradebook expects.
Letter for conferences
Share a letter and percent together with students and families.
Path to course grade
After scoring the test, fold it into a weighted course grade or check the score needed on a later final.
When to use a test score calculator
Classroom grading
Score a 100-point or 50-point test without mental math.
Partial credit totals
Sum sections first, then convert once.
Make-up tests
Compare make-up percent to the original.
Test score formula
Test % = (points earned ÷ points possible) × 100
Same ratio used for quizzes and general grade percentage.
Related calculators
Frequently asked questions
How do you calculate a test score percentage?
(points earned ÷ points possible) × 100.
Example: 86 of 100 → 86%.
What if the test has a curve?
Apply the curve your teacher published first, then enter the curved earned/possible (or the curved percent into the letter grade tool).
How do I find what I need on a future exam?
Use the required exam score calculator or final exam grade calculator with your current course grade and the exam weight.
Are my scores stored?
No. Everything runs locally in your browser.
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