Gujarat Technological University (GTU)
percentage to CGPA
Quick answer: At Gujarat Technological University (GTU), 80% is about a CGPA of 8.5 on the 10-point scale, reversing the official formula % = (CGPA/CPI − 0.5) × 10. (official source) Last verified 2026-07-19.
Gujarat Technological University (GTU) — % → CGPA
Converting Gujarat Technological University (GTU) percentage back to CGPA
Gujarat Technological University (GTU) (Gujarat) officially converts CGPA to percentage with % = (CGPA/CPI − 0.5) × 10. This page inverts that formula so you can estimate the CGPA behind a known percentage — useful when a scholarship form, job portal or foreign application asks for CGPA but your marksheet only shows a percentage. Enter your percentage above and the calculator solves for the CGPA on the 10-point scale.
Worked example
The official Gujarat Technological University (GTU) formula is % = (CGPA/CPI − 0.5) × 10. To go the other way, you rearrange it to solve for CGPA. Starting from a percentage of 80%, the formula reverses to a CGPA of about 8.5 on the 10-point scale. You can check this by running 8.5 through the forward Gujarat Technological University (GTU) CGPA to percentage calculator — it returns 80%, confirming the two directions agree.
Why this is an estimate, not an official figure
A university issues your percentage from your actual CGPA, not the other way around — so reversing the formula recovers the CGPA that would produce that percentage. It matches in almost every case, but rounding on your transcript (for example a percentage printed to one decimal place) can shift the back-calculated CGPA slightly. When both numbers appear on your grade card, always quote the official CGPA rather than this estimate.
About Gujarat Technological University (GTU)
Gujarat Technological University (GTU) is a state affiliating university headquartered at Chandkheda, Ahmedabad, established in 2007. It affiliates a large number of engineering, pharmacy, management and architecture colleges across Gujarat and operates a 10-point credit-based system using CPI (Cumulative Performance Index) and CGPA.
Address: Nr. Vishwakarma Government Engineering College, Nr. Visat Three Roads, Visat–Gandhinagar Highway, Chandkheda, Ahmedabad – 382424, Gujarat, India.
Source & verification
GTU's Notification 1/2012 (Clause 4) sets Percentage Marks = (CPI/CGPA − 0.5) × 10 (CGPA 8.5 → 80%) — NOT plain ×10. Equivalent class: below 5.5 = Pass; 5.5 and above = Second Class; 6.5 and above = First Class; 7.1 and above = First Class with Distinction. GTU uses CGPA for courses longer than two years and CPI (Cumulative Performance Index) for two-year courses; the same formula applies to both.
Need the usual direction? Use the Gujarat Technological University (GTU) CGPA to percentage calculator, or browse the full percentage to CGPA directory.