West Bengal's University System & CGPA Grading Explained
West Bengal is home to some of India's most storied institutions — the University of Calcutta (1857), one of the oldest universities in Asia, the research-driven Jadavpur University, and IIT Kharagpur, India's first Indian Institute of Technology (established 1951). The state's technical education is anchored by MAKAUT (formerly WBUT), the affiliating university for engineering and technology colleges, while WBCHSE conducts the Class XII board examinations and WBSSC handles teacher recruitment eligibility conversions.
Under the Choice Based Credit System (CBCS) and the UGC 10-point grading scale, every university publishes its own CGPA to percentage conversion rule in its academic regulations. We currently index 7 verified West Bengal university formulas below — select your university to convert instantly, free of cost, with a printable PDF report.
Official CGPA to Percentage Formula for West Bengal Universities
The most widely used formula across West Bengal universities follows the official UGC/AICTE 10-point grading guidelines:
Standard West Bengal CGPA to Percentage Formula (UGC/AICTE):
Percentage (%) = (CGPA − 0.75) × 10
Note: Calcutta University (CU) applies a direct CGPA × 10, WBCHSE and NIT Durgapur use (CGPA − 0.5) × 10, and IIT Kharagpur uses CGPA × 10 effective AY 2025-26 onwards — earlier batches follow Senate item 338C.1.C.1.
West Bengal University Formula Quick Table
| University | Official Formula | Example (CGPA 8.0) | Calculator |
|---|---|---|---|
| MAKAUT | (CGPA - 0.75) × 10 | (8.0 - 0.75) × 10 = 72.5% | Convert → |
| CU | CGPA × 10 | 8.0 × 10 = 80.0% | Convert → |
| JU | (CGPA - 0.75) × 10 | (8.0 - 0.75) × 10 = 72.5% | Convert → |
| WBCHSE | (CGPA - 0.5) × 10 | (8.0 - 0.5) × 10 = 75.0% | Convert → |
| IIT KGP | CGPA × 10 (effective AY 2025-26 onwards) | 8.0 × 10 = 80.0% | Convert → |
| NIT DGP | (CGPA - 0.5) × 10 | (8.0 - 0.5) × 10 = 75.0% | Convert → |
Formulas verified from official academic regulations. Always cross-check the “Official Notice” badge on each university page before submitting forms.
How to Convert CGPA to Percentage: Step-by-Step Guide
- Step 1 — Find your CGPA: Locate the final CGPA on your marksheet or University website, e.g.
8.0. - Step 2 — Pick your university formula: Select your university from the directory above; the official formula is applied automatically by our calculator.
- Step 3 — Apply the formula: For MAKAUT, JU and WBSSC,
(8.0 − 0.75) × 10 = 72.5%. For Calcutta University,8.0 × 10 = 80%. For WBCHSE and NIT Durgapur,(8.0 − 0.5) × 10 = 75%. - Step 4 — SGPA to CGPA: If you only have semester SGPAs, aggregate them by credits first — your CGPA is the credit-weighted average of all semesters.
Use the Semester Aggregator tab on your university page to combine six or eight semesters into a single CGPA before converting.
All 7 West Bengal Universities — CGPA to Percentage Calculators
Every university below has a dedicated calculator with its official conversion formula, reference table and PDF report download:
West Bengal CGPA to Percentage — FAQs
Q1: How do I convert CGPA to percentage in West Bengal universities?
Most West Bengal universities convert using the official 10-point formula (CGPA - 0.75) × 10. Example: (8.0 - 0.75) × 10 = 72.5%. However, Calcutta University uses CGPA × 10, WBCHSE and NIT Durgapur use (CGPA - 0.5) × 10, and IIT Kharagpur follows different formulas depending on the graduating batch.
Q2: Which West Bengal universities use the (CGPA - 0.75) × 10 formula?
MAKAUT (Notification No. MAKAUT/R/16/2023 dated 05.06.2023), Jadavpur University (AICTE Grade-Percentage Conversion Table-E6, dated 15.03.2000) and WBSSC (Notification No. 421/2023 dated 10.03.2023) all convert using (CGPA - 0.75) × 10 for CBCS programmes.
Q3: What is the Calcutta University CGPA to percentage formula?
University of Calcutta converts UG course CGPA under CCF as CGPA × 10, per Notification No. CSR/143/2024 (dated 24.12.2024), approved by the Syndicate on 04.12.2024 and confirmed on 11.12.2024. A CGPA of 8.0 converts to 80.0%. This notification supersedes the earlier dual formula of 2022.
Q4: Do WBCHSE and NIT Durgapur use the same formula?
Yes — both convert using (CGPA - 0.5) × 10. WBCHSE follows Circular No. 148/2023 (dated 02.01.2023) for Class XII results, and NIT Durgapur follows Academic Section notice NITD/Acad/2019-20 (dated 03.03.2020) under its 7-scale grade system. A CGPA of 8.0 equals 75.0%.
Q5: How do I convert SGPA to CGPA and then to percentage in West Bengal?
Each semester reports an SGPA (semester grade point average). The cumulative CGPA is the credit-weighted average of all semester SGPAs. Once you have your final CGPA, apply your university formula: for MAKAUT, JU and WBSSC, Percentage = (CGPA - 0.75) × 10.
Q6: Where can I get a CGPA to percentage conversion certificate in West Bengal?
Most West Bengal universities issue an official percentage equivalence certificate from the examination branch — IIT Kharagpur, for example, publishes an official conversion certificate covering its Senate-approved formulas. Our free calculator gives you an instant verified equivalent, and you can download a printable PDF report to attach with your application.