🎓 Tamil Nadu 🧮 Academic Updated2026-07-19
Anna University CGPA to Percentage Calculator.
⚡
Quick answer
Anna University converts CGPA to percentage with Percentage = (CGPA − 0.5) × 10. So a CGPA of 8.5 = 80%. This differs from the CBSE ×9.5 rule. Enter your CGPA below to use the correct Anna University formula.
🎓
CGPA ↔ Percentage
CGPA 8.5 =
80.00%
Anna University: % = (CGPA − 0.5) × 10
✨ Live · Formulas vary by university. Pick yours above or set a custom multiplier. Check your official grade card for the exact conversion.
📊 Quick reference
Anna University CGPA to percentage chart.
Computed with Anna University's formula: Percentage = (CGPA − 0.5) × 10.
| CGPA | Percentage (Anna University) |
|---|---|
| 10 | 95.00% |
| 9.5 | 90.00% |
| 9 | 85.00% |
| 8.5 | 80.00% |
| 8 | 75.00% |
| 7.5 | 70.00% |
| 7 | 65.00% |
| 6.5 | 60.00% |
| 6 | 55.00% |
| 5.5 | 50.00% |
| 5 | 45.00% |
Conversion formulas can vary by regulation year and program. Confirm the exact figure on your official Anna University grade card.
❓ FAQ
Anna University conversion questions.
How do I convert Anna University CGPA to percentage?
Anna University uses the formula Percentage = (CGPA − 0.5) × 10. For example, a CGPA of 8.5 converts to 80%. Enter your CGPA in the calculator above and it applies this formula instantly, or use the conversion chart on this page. Anna University, which affiliates Tamil Nadu's engineering colleges, commonly uses the −0.5 conversion under its CBCS regulations.
What is 8.5 CGPA in percentage at Anna University?
Using Percentage = (CGPA − 0.5) × 10, a 8.5 CGPA equals 80% at Anna University. Note this differs from the CBSE-style CGPA × 9.5 rule (which would give 80.75%), because Anna University publishes its own conversion.
Is the Anna University CGPA formula the same as CBSE (×9.5)?
No. CBSE and many 10-point universities multiply CGPA by 9.5, but Anna University uses Percentage = (CGPA − 0.5) × 10. Using the wrong formula can put you above or below an eligibility cut-off, so always apply your own university's method, the one built into this page.
Where do I find my official Anna University percentage?
Your official percentage or conversion certificate comes from Anna University itself. Check your grade card, marksheet, or the university's conversion circular. Conversion formulas can change between regulation years and programs, so treat this calculator as a quick estimate and confirm the exact figure with your university when it matters for admissions or jobs.
🎓 Other universities