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Every calculator on the site, grouped by what you are holding. All of them run in your browser, none of them store what you type, and each one shows the formula it used with your own numbers substituted in.

Attendance

What to do next, not just where you stand.

Attendance calculator Work out your attendance percentage and, more usefully, how many classes you must still attend to reach 75% — or how many you can miss… 75% attendance calculator Fixed at the 75% minimum most Indian professional colleges enforce.

Grade conversion

Grade points to percentage and back, on your university formula.

SGPA to percentage calculator Convert SGPA to percentage using your own university formula, not a borrowed one. CGPA to percentage calculator Convert CGPA to percentage with the formula your university actually uses. Percentage to CGPA calculator Convert a percentage back to CGPA using the inverse of your university formula, with an explicit out-of-range message when a percentage… CGPA to GPA calculator Convert a 10-point CGPA to the 4-point GPA scale used by universities abroad — and understand why most applications want a WES… Percentage to SGPA calculator Recover a semester SGPA from its percentage using the inverse of your university formula, with an explicit refusal when the percentage…

Grade calculators

Build SGPA and CGPA from subjects and semesters.

SGPA calculator Calculate SGPA from your subject grades and credits. CGPA calculator Calculate CGPA from every semester’s SGPA and credits. SGPA to CGPA calculator Convert your semester SGPAs into a CGPA.

Marks

Raw marks to percentage, and back to marks or grade points.

Marks percentage calculator Work out your percentage from marks scored and maximum marks, across any number of subjects with different maximums. Marks to CGPA calculator Turn subject marks into a percentage, then into a CGPA on your university formula. Percentage to marks calculator Work out the marks you need for a target percentage out of any total. CGPA to marks calculator Convert CGPA to a percentage on your university formula, then to marks out of any total. Marks to SGPA calculator Turn one semester’s subject marks into a percentage and then into an SGPA.

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.

CGPA full form Cumulative Grade Point Average — what each of the four words contributes, and the other acronyms that mean the same thing. What is CGPA? The arithmetic worked through in full, what each band is worth, and the four reasons your figure can differ from your grade card. SGPA full form Semester Grade Point Average — what counts as one semester, and the letter scale behind the points. What is SGPA? One semester, calculated step by step, including what a single failed subject actually costs. Difference between SGPA and CGPA One semester against all of them, and why averaging your SGPAs gives the wrong CGPA. CGPA vs GPA 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 to calculate CGPA The four steps, worked from a real grade card, plus the sanity check that catches almost every arithmetic slip. How to calculate percentage from CGPA The procedure, the four formulas in common use, and what to actually write on a form when your university publishes none of them. The CGPA to percentage formula Where each multiplier came from, why subtracting 0.75 exists at all, and the ceiling that makes some conversions impossible to reverse. The grading system in India How the ten-point scale, credits and the choice-based system fit together, and what changed when marks stopped being reported directly. Relative grading, and how it changes your grade When the boundaries move with the cohort instead of being fixed, the same answer script can earn two different grades. What counts as a good CGPA 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. CGPA cut-offs for placements How the cut-off is actually applied, why backlogs are screened separately, and what a 10th-and-12th criterion does to an otherwise… Distinction, first class and second class Where the class boundaries sit, what each is in CGPA and in marks, and why “first class with distinction” is not a fifth class. CGPA for applications abroad What foreign universities actually want instead of a converted number, how WES reads an Indian transcript, and what backlogs look like… The 75% attendance rule Where the 75% minimum comes from, how condonation actually works, and why the week you apply matters more than the shortfall itself. Mumbai University CGPA to percentage The (CGPA × 7.1) + 11 formula, the 82% ceiling it creates, and why a Mumbai percentage looks low next to another university’s. Anna University CGPA to percentage A straight ×10, which is the most generous formula in common use — and the reason to state which one you applied. VTU CGPA to percentage The formula in circulation for VTU is the same subtract-0.75 convention this site uses by default — with the same caveat attached. SPPU SGPA to percentage This is the one where the honest answer is that no formula is published here — and what to do about it, in order.

Last updated 6 August 2026 · reviewed by Ajay Sukhadeve