CGPA Calculator

A CGPA calculator estimates cumulative grade point average across multiple terms using a weighted credit formula. It is most useful when you need a quick but structured check before scholarship deadlines, placement screening, or semester planning.

A strong CGPA tool should not assume one universal grading scale. Different institutions use different grade maps, counting rules, repeat-course policies, and rounding rules, so the result is only as accurate as the scale and exclusions you apply.

How to Use the CGPA Calculator

Choose the grading scale that matches your institution.
Enter each course, its credit value, and the grade or grade points earned.
Exclude pass-only, withdrawal, audit, incomplete, or other non-counted courses when your institution does not include them in CGPA.
Choose whether repeated courses should all count or whether the latest attempt replaces the earlier one.
Calculate the weighted total quality points and cumulative GPA.
Use percentage conversion only if your institution publishes an official rule.

CGPA Formula

CGPA = Sum of (Credits × Grade Points) ÷ Sum of Counted Credits

This means high-credit courses affect cumulative results more than low-credit courses. A repeated high-credit subject can also change CGPA materially when the institution uses a latest-attempt policy.

Example

Suppose you count three courses on a 10-point scale:

Mathematics: 4 credits x 9 grade points = 36 quality points
Physics Lab: 2 credits x 8 grade points = 16 quality points
Qualifying English: pass grade excluded from CGPA

The counted totals are 52 quality points over 6 counted credits, so:

CGPA = 52 / 6 = 8.67

That example shows why excluded pass-only courses and credit weighting both matter.

What the Result Shows

A complete CGPA result should include:

CGPA value
Total counted credits
Total quality points
Grading scale used
Number of excluded items
Exclusion summary

Those details matter because two students can have the same raw grades but different CGPA outcomes if one institution excludes pass grades or replaces repeated attempts.

Accuracy and Limitations

Always compare the result with your registrar, portal, or official handbook. Institutions differ on plus/minus values, repeated courses, transfer-credit treatment, and rounding. There is no universal CGPA-to-percentage conversion, so do not apply a multiplier unless your institution explicitly publishes one.

FAQ

What is CGPA?

CGPA is cumulative grade point average across all counted courses or semesters, usually weighted by credits.

Is CGPA the same as GPA?

Not always. GPA often refers to one term, while CGPA usually refers to cumulative performance over multiple terms.

Why might my portal show a different result?

Differences usually come from grading scale, excluded subjects, repeat-course rules, or rounding policy.

Should pass or audit courses count?

Only if your institution includes them in the official cumulative GPA rule. Many institutions exclude pass-only, withdrawal, audit, or incomplete courses.

Can I convert CGPA to percentage?

Only when your institution publishes an official conversion rule. There is no universal formula.