Guides
Written explanations for the questions a calculator cannot answer — what the acronyms expand to, how the arithmetic behind them works, and which figure belongs in which box.
What the terms mean
The vocabulary, expanded and separated. Start here if a form has used a word you have not seen.
Cumulative Grade Point Average — what each of the four words contributes, and the other acronyms that mean the same thing.
Semester Grade Point Average — what counts as one semester, and the letter scale behind the points.
The arithmetic worked through in full, what each band is worth, and the four reasons your figure can differ from your grade card.
One semester, calculated step by step, including what a single failed subject actually costs.
One semester against all of them, and why averaging your SGPAs gives the wrong CGPA.
India’s ten-point scale against the American four-point one, and why the conversion between them is a convention rather than an equivalence.
How the arithmetic works
Doing it by hand, and why the answer depends on which university issued your grade card.
The four steps, worked from a real grade card, plus the sanity check that catches almost every arithmetic slip.
The procedure, the four formulas in common use, and what to actually write on a form when your university publishes none of them.
Where each multiplier came from, why subtracting 0.75 exists at all, and the ceiling that makes some conversions impossible to reverse.
How the ten-point scale, credits and the choice-based system fit together, and what changed when marks stopped being reported directly.
When the boundaries move with the cohort instead of being fixed, the same answer script can earn two different grades.
What the number is worth
Cut-offs, class boundaries and what actually gets read at the other end.
Is 7, 8, 8.5 or 9 good? The honest answer is that it depends on the filter in front of you — and the filters are public.
How the cut-off is actually applied, why backlogs are screened separately, and what a 10th-and-12th criterion does to an otherwise strong profile.
Example 75% and 60% thresholds, and how programme, CGPA and attempt rules determine the award on your transcript.
What foreign universities actually want instead of a converted number, how WES reads an Indian transcript, and what backlogs look like from outside.
By university
Conversion formulas differ by institution. Verified pages link the issuing document; unverified pages state the limitation clearly.
The 2019 CBCS circular specifies 7.1 × CGPA + 11 and whole-percentage rounding; programme scope matters.
Official ×10 conversion for University Departments R2015, R2018 and R2019, with the source and limits explained.
The formula in circulation for VTU is the same subtract-0.75 convention this site uses by default — with the same caveat attached.
This is the one where the honest answer is that no formula is published here — and what to do about it, in order.
The official R22 B.Tech conversion rule, a worked table, and why students from other JNTUH regulations must check their own batch document.
Attendance
The 75% minimum, condonation and what a shortfall actually costs.
Other calculators
Last updated 8 October 2026 · reviewed by Ajay Sukhadeve