CGPA Calculator
Calculate your CGPA easily from semester grades or grade points with SmartBoxTool's free online CGPA Calculator.
Enter Your Subjects
Add grade points and credits for each subject.
| # | Subject | Grade Point | Credits |
|---|
*Percentage conversion can vary by university or institution. Check your university's official conversion rule.
Quick CGPA Examples
Common CGPA values and their approximate percentage conversion.
Why Use SmartBoxTool CGPA Calculator?
Quickly calculate your weighted CGPA using subject credits and grade points.
Accurate Calculation
Calculate weighted CGPA based on grade points and subject credits.
Add Unlimited Subjects
Add subjects according to your semester or course requirements.
Instant Results
Your CGPA updates instantly when you change the values.
Percentage Estimate
See an approximate percentage alongside your final CGPA score.
Mobile Friendly
Designed to work smoothly on phones, tablets, and desktops.
Simple & Private
Your calculation is performed directly inside your web browser.
CGPA Calculation Formula
Weighted CGPA Formula
The calculator multiplies each subject's grade point by its credit value, adds all the weighted points, and divides the result by the total number of credits.
Example Equation
รท
(4 + 3 + 4 + 3)
= 8.25 CGPA
How to Calculate CGPA Online?
Enter Subject
Enter the name of your subject.
Enter Grade Point
Enter the grade point received in that subject.
Enter Credits
Enter the credit value assigned to the subject.
Calculate
Click Calculate CGPA to see your complete breakdown.
CGPA to Percentage Chart
| CGPA | Approx. Percentage* | Performance |
|---|---|---|
| 10.0 | 95% | Outstanding |
| 9.0 | 85.5% | Excellent |
| 8.0 | 76% | Very Good |
| 7.0 | 66.5% | Good |
| 6.0 | 57% | Average |
| 5.0 | 47.5% | Pass Range |
*The conversion shown above is only an example based on the common formula Percentage = (CGPA ร 9.5). Your institution may use a different conversion formula.
Frequently Asked Questions
What is CGPA?
CGPA stands for Cumulative Grade Point Average. It represents the average grade point earned across subjects or semesters, often calculated using subject credits.
How is CGPA calculated?
A weighted CGPA can be calculated by multiplying each subject's grade point by its credit, adding the results, and dividing by the total credits.
How do I convert CGPA to percentage?
The conversion formula depends on your university or institution. Some institutions use CGPA ร 9.5, while others use different formulas. Always check your official academic guidelines.
Can I add more subjects?
Yes. Click the Add Subject button to add additional subjects, grade points, and credits.
Can I calculate CGPA without credits?
If all subjects have equal credits, a simple average of the grade points can be used. If credits differ, a weighted calculation is more appropriate.
Is the SmartBoxTool CGPA Calculator free?
Yes. The calculator is free to use and does not require registration.