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IISc Grading System

The official grade-to-point mapping, how it is applied, and where it comes from.

✓ Verified against official university sourceLast checked August 30, 2026 Source ↗
OverviewCGPA CalculatorGPA CalculatorGrading SystemCGPA → %

Indian Institute of Science grading system

IISc states that a 10-point system applies to students joining from August 2016, while older cohorts can remain on an 8-point system.

Conversion category: No universal conversion verified

Conversion shown: No official universal formula verified

GradePointsMeaning
A+10.00—
A9.00—
B+8.00—
B7.00—
C6.00—
D5.00—
F0.00—

Academic rules

Grading modeInstitution-specific grading
Scale0–10
CGPA → percentage statusNo official universal formula verified

Questions students ask

Which grading scale is in use at IISc?

The scale is in the table above, taken directly from the IISc source we cite. We took it from the regulation cited above rather than a third-party summary.

Will IISc recognise CGPA × 25?

Only if IISc says so in writing, and we have found no such statement. Where a percentage is required, the examination office issues one. The linked source is where each grade point in that table came from.