Combine subjects
Multi-Subject CGPA Calculator
Add this result to your other subjects and get one credit-weighted CGPA.
Enter Your Details
A+
4.0
GPA
PASS
Percentage
0.00%
0
Total Questions
0
Attempted
0
Correct
0
Wrong
0
Unattempted
How this tool works:
The Test Score to GPA Calculator converts your test or exam result into a percentage, letter grade, and GPA point based on your exam performance. Enter the total number of questions asked in your test, next enter how many you attempted, and how many of your attempted answers were wrong. The calculator determines your correct and unattempted questions, calculates your percentage, and then shows the corresponding letter grade and GPA point.
For example, if an exam has 80 total questions, you attempted 60, and 25 of your attempted answers were wrong, you have 35 correct answers and 20 unattempted questions. The calculator calculates your score as 43.75% and, according to the grading scale used by the calculator, shows a C grade and 2.0GPA point.
This tool is different from calculating a combined GPA across multiple courses. If you want to calculate an overall GPA or CGPA using multiple subjects and credit hours, our Multi-Subject CGPA Calculator is designed for that purpose. This calculator focuses specifically on showing what grade and GPA point a particular test or exam result represents.
How to Calculate Exam Scores & Pass/Fail Status
Converting a test score into a GPA point takes three numbers and a few seconds.
1
Enter total questions
The full number of questions on the test, regardless of how many you actually answered.
2
Enter attempted questions
How many questions you actually answered, whether they were right or wrong.
3
Enter wrong questions
How many of your attempted questions were incorrect. The calculator works out your correct answers, your percentage, your letter grade, and your GPA point automatically.
How this tool Works?
The calculator first works out your percentage from your test score, then matches that percentage to a letter grade and GPA point on the grading scale used by this calculator
The formula
Correct Answers = Attempted − Wrong
Percentage = (Correct Answers ÷ Total Questions) × 100
Example: Say a test had 55 total questions. You attempted 50 of them, and 8 were wrong.
Correct Answers = 50 − 8 = 42
Percentage = (42 ÷ 55) × 100
Percentage = 0.7636 × 100
Percentage = 76.36%
A 76.36% falls in the B+range on the standard scale, which converts to a 3.2 GPApoint.
How Does Negative Marking Affect Your GPA?
If your exam uses negative marking, your first step is to calculate the actual exam score correctly. That score can then be used with a grading scale to determine the corresponding grade point.
Negative marking means an incorrect answer may reduce your score, while an unattempted question may receive no penalty. The exact rules depend on the exam.
For example, suppose an exam has:
- 50 questions
- +2 marks for each correct answer
- −0.5 marks for each incorrect answer
- 0 marks for an unattempted question
A student attempts 40 questions:
- 32 correct
- 8 incorrect
- 10 unattempted
Step 1: Calculate marks for correct answers
32 × 2 = 64 marks
Step 2: Calculate the incorrect-answer penalty
8 × 0.5 = 4 marks
Step 3: Calculate the raw score
64 − 4 = 60 marks
Step 4: Find the maximum possible score
50 × 2 = 100 marks
Step 5: Convert the score to a percentage
60 ÷ 100 × 100 = 60%
So, the student's exam percentage is 60%. That percentage can then be entered into a GPA or grade calculation.
The important point is that the exam's marking scheme determines the raw score first. The GPA Calculator then uses the resulting percentage with its displayed grading scale. The calculator does not automatically apply negative marking unless the tool specifically provides that feature.
Don't treat every unanswered question as a negatively marked answer. In this example, an unattempted question gives 0 marks, while an incorrect answer loses 0.5 marks.
Why Your GPA Result May Not Be Your Official GPA
The GPA Calculator uses a grading table to connect percentage ranges with letter grades and grade points. For example, the displayed scale on this page uses:
| Percentage | Letter Grade | GPA Point |
|---|---|---|
| 90% and above | A+ | 4.0 |
| 80% to 89% | A | 3.6 |
| 70% to 79% | B+ | 3.2 |
| 60% to 69% | B | 2.8 |
| 50% to 59% | C+ | 2.4 |
| 40% to 49% | C | 2.0 |
| 35% to 39% | D | 1.6 |
| Below 35% | F | 0.0 |
This is the calculator's reference scale, not a universal GPA standard.
Need an official GPA? If you need one for an application, transcript, scholarship, or credential evaluation, follow the grading rules provided by your institution.
Your school or university may use completely different grade boundaries or grade-point values. For example, institutions may use:
- 4.0, 4.3, 5.0, 10.0, or other grading scales
- Course credits when calculating GPA
- Different percentage ranges for each grade
- Institution-specific rules
So, if this calculator shows a GPA of 3.6, that means:
3.6 according to the grading scale displayed on this page
Is This an Overall GPA Calculator?
No
This calculator converts a single test or exam result into a percentage, letter grade and GPA point based on the input like total questions asked in your exam, how many questions you have attempted, and how many of them were wrong.
It does not calculate your cumulative or semester GPA from multiple courses, subjects, or credit hours. If you want to combine several subjects or courses into an overall GPA, use our Multi-Subject CGPA Calculator.
The GPA point shown by this calculator is based on the 4.0 grading scale. Your institution may use a different grading scale, so check your school's official grading policy when an exact institutional GPA is required.
Worked Example: Scoring a Standardized Test
1
Most Questions Attempted
Suppose an exam has 50 questions and you attempt all 50. If 5 answers are wrong, you have 45 correct answers.
Percentage = (45 ÷ 50) × 100 = 90%
The calculator then matches 90% to the corresponding letter grade and GPA point on its grading scale.
2
Some Questions Left Unanswered
Suppose an exam has 60 questions, but you attempt only 50. If 5 of those attempted questions are wrong, you have 45 correct answers.
Percentage = (45 ÷ 60) × 100 = 75%
The 10 unanswered questions are still part of the total number of questions, so they affect the percentage.
3
Understanding a Borderline Score
Suppose you have 42 correct answers out of 55 questions.
Percentage = (42 ÷ 55) × 100 = 76.36%
The calculator then uses its displayed grading scale to determine the corresponding letter grade and GPA point.
These examples show how total questions, attempted questions, and wrong answers work together to determine the final result.