Free Tool
CGPA ↔ Percentage Converter
Convert your CGPA to percentage using the Anna University official formula or the general 9.5 scale — and back. See your grade classification instantly.
out of 10
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Enter your CGPA to see the conversion
Anna University Grade Classification
| Grade | Classification | CGPA Range | Percentage Range |
|---|---|---|---|
| O | Outstanding | 9.1 – 10 | 91% – 100% |
| A+ | Excellent | 8.1 – 9 | 81% – 90% |
| A | Very Good | 7.1 – 8 | 71% – 80% |
| B+ | Good | 6.1 – 7 | 61% – 70% |
| B | Average | 5.1 – 6 | 51% – 60% |
| RI | Re-Appear | < 5.0 | < 50% |
The Anna University formula (CGPA − 0.75) × 10 is the officially published conversion. The general scale (CGPA × 9.5) is commonly used by other universities and job portals — verify with your institution before using for official purposes.