

CBSE Class 12 CGPA to Percentage Calculator
This tool helps you convert your CBSE Class 12 CGPA into a percentage. Based on the official formula by CBSE, you simply multiply your CGPA by 9.5 to get an estimated percentage.
Free Online CGPA to Percentage Converter
Enter your grade points in each subject, and we’ll calculate both your CGPA and overall percentage for you. Quick, easy, and accurate!
Disclaimer
This calculator is for estimation only and uses the official CBSE formula. Always verify with your school or official mark sheet.
How to Calculate Your CGPA and Percentage
Here’s a simple example:
- Subject 1: 9
- Subject 2: 8
- Subject 3: 7
- Subject 4: 8
- Subject 5: 8
Step 1: Add all grade points = 40
Step 2: Divide by 5 = CGPA = 8.0
Step 3: Multiply CGPA by 9.5 → 8.0 × 9.5 = 76%
Formula: Percentage = CGPA × 9.5
CGPA stands for Cumulative Grade Point Average. It represents the average of grade points in all main subjects.
The formula is: Percentage = CGPA × 9.5
. This is the official method provided by CBSE.
Yes! Just multiply the subject grade point by 9.5. For example, a grade point of 9 means 9 × 9.5 = 85.5%.
The highest CGPA is 10, which equals 95% as per the formula.