IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines)
percentage to CGPA
IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) — % → CGPA
Converting IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) percentage back to CGPA
IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) (Jharkhand) officially converts CGPA to percentage with % = CGPA/OGPA × 10. This page inverts that formula so you can estimate the CGPA behind a known percentage. Enter your percentage above and the calculator solves for the CGPA on the 10-point scale.
Worked example
The official IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) formula is % = CGPA/OGPA × 10. Starting from a percentage of 80%, the formula reverses to a CGPA of about 8 on the 10-point scale. You can check this by running 8 through the forward IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) CGPA to percentage calculator — it returns 80%, confirming the two directions agree.
Why this is an estimate, not an official figure
A college issues your percentage from your actual CGPA, not the other way around — so reversing the formula recovers the CGPA that would produce that percentage. When both numbers appear on your grade card, always quote the official CGPA rather than this estimate.
Source & verification
IIT (ISM) Dhanbad certificate No. Exam/212010/2019-20 (04-10-2019), Joint Registrar (Exam & Academics) — per 9th Senate meeting (08-07-2019)
IIT (ISM) Dhanbad certifies that CGPA/OGPA × 10 equals the percentage of marks (OGPA 8.0 → 80%), per its 9th Senate meeting; the institute follows relative grading from 2013-14. IIT(ISM) uses the term OGPA (Overall Grade Point Average) on the final grade card. Note: a commonly-cited online claim of (OGPA − 0.5) × 10 (giving 8.0 → 75%) is incorrect — the official rule is plain × 10.
College contact
Address: IIT (ISM) Dhanbad, Dhanbad – 826004, Jharkhand, India.
Need the usual direction? Use the IIT (ISM) Dhanbad — Indian Institute of Technology (Indian School of Mines) CGPA to percentage calculator, or browse the full percentage to CGPA directory.