To calculate test score percentage: (Correct Answers / Total Questions) × 100. Example: 42 correct out of 50 questions = 84%. Our calculator also shows the letter grade and how many you can miss to maintain a target score.
📂 Math
📝 Test Score Calculator
Calculate your test score percentage and letter grade from correct answers. Find how many questions you can miss and still pass. Free for students.
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✨ Your Result
🦉Owl's Explanation
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Free test score calculator. No sign-up needed.
🤔 How Does This Work?
Score % = (Correct / Total) × 100
Calculates max questions missable for target score
❓ Frequently Asked Questions
How do I calculate test score percentage?▼
Divide correct answers by total questions, multiply by 100. 42 correct out of 50 = 42/50 × 100 = 84%. This works for any test format.
What letter grade is 84%?▼
Typically B (80-86%) under standard US grading. Letter grade boundaries vary by institution: some use B+ for 87-89%, others have different cutoffs. Check your specific course syllabus for exact grading scale.
Divide correct answers by total questions, multiply by 100. 42 correct out of 50 = 42/50 × 100 = 84%. This works for any test format.
What letter grade is 84%?▼
Typically B (80-86%) under standard US grading. Letter grade boundaries vary by institution: some use B+ for 87-89%, others have different cutoffs. Check your specific course syllabus for exact grading scale.