To Calculate SGPA: Sum of (Credits × Grade Points) ÷ Total Credits.
To Calculate CGPA: Sum of (Semester SGPA × Semester Credits) ÷ Total Program Credits.
CGPA to Percentage (Standard JNTU Rule):
Note: For JNTUA R19/R20 regulations, the formula is (CGPA - 0.50) × 10. You can select your regulation in the calculator below.
JNTU CGPA & Percentage Calculator
Supports JNTUH, JNTUK, JNTUA (All Regulations)
Enter Subject Credits and Grade Points (O=10, A+=9, etc).
Enter SGPA and Credits for each semester.
Calculation Results
Details: ...
JNTU CGPA & Percentage Calculator (JNTUH, JNTUK, JNTUA)
Welcome to the most comprehensive JNTU CGPA Calculator. Whether you are a student of JNTUH (Hyderabad), JNTUK (Kakinada), or JNTUA (Anantapur), this tool helps you calculate your SGPA, Cumulative CGPA, and convert JNTUH CGPA to percentage accurately based on your regulation (R16, R18, R19, R22).
How to Calculate CGPA in JNTU
The calculation depends on the credit weightage of your subjects. The formula used is:
- SGPA (Semester): Σ (Credits × Grade Points) / Σ Total Credits.
- CGPA (Cumulative): Σ (Semester SGPA × Semester Credits) / Σ Total Credits.
Official Percentage Formulas
Different regulations have different conversion rules. This tool supports both:
| University / Regulation | Formula |
|---|---|
| JNTUH, JNTUK, JNTUA (R15/R16) | (CGPA - 0.75) × 10 |
| JNTUA (R19, R20) | (CGPA - 0.50) × 10 |
Use the dropdown menu at the top of the calculator to select the correct regulation for your batch.
Example Calculation
Semester 1: 20 Credits, SGPA 8.20
Semester 2: 22 Credits, SGPA 7.80
CGPA Calculation:
((20 × 8.20) + (22 × 7.80)) ÷ (20 + 22)
= (164 + 171.6) ÷ 42 = 7.99 CGPA
Percentage (Standard): (7.99 - 0.75) × 10 = 72.4%
Frequently Asked Questions (FAQs)
For most JNTU regulations, subtract 0.75 from your CGPA and multiply by 10. For JNTUA R19/R20, subtract 0.50.
Enter your credits and grade points for all subjects or semesters. The tool computes the weighted average automatically.
Yes, failed subjects (F grade) count as 0 grade points but still add to the total credits divisor, lowering your CGPA until cleared.