What does this CGPA to percentage calculator do?
This tool turns your cumulative grade point average into a percentage and back again. Many colleges, job forms, and scholarship applications ask for a percentage even when your marksheet only shows CGPA. Doing the math by hand is easy to get wrong, so this calculator handles it and shows the formula it used, so you can trust the number.
How do you convert CGPA to percentage?
On the 10-point scale, the standard CBSE rule is simple: multiply your CGPA by 9.5. A CGPA of 8.4 becomes 8.4 x 9.5, which is 79.8 percent. On a 4-point scale, the common map is your value divided by 4, times 100. On a 5-point scale, it is divided by 5, times 100. Pick your scale at the top and the tool uses the matching factor.
- Pick the direction. CGPA to percentage, or percentage to CGPA.
- Choose your scale. 10-point, 4-point, or 5-point.
- Enter your value. Type your CGPA or your percentage.
- Read the result. The answer and the exact formula appear instantly.
How do you convert percentage to CGPA?
To reverse it, divide your percentage by the same factor. On the 10-point scale, that is your percentage divided by 9.5. So 76 percent becomes about 8.0 CGPA. Switch the toggle to "Percentage to CGPA", enter the percentage, and the tool returns the CGPA on your chosen scale.
CGPA to percentage conversion table (10-point)
| CGPA | Percentage (CGPA x 9.5) |
|---|---|
| 10.0 | 95.0% |
| 9.0 | 85.5% |
| 8.0 | 76.0% |
| 7.0 | 66.5% |
| 6.0 | 57.0% |
| 5.0 | 47.5% |
A note on accuracy
The factor you should use depends on your board or university. CBSE uses 9.5 on the 10-point scale, but some universities use a different rule or a fixed table. Always check your own institution's official method first. This tool covers the common standard formulas so you get a close, reliable estimate when an exact rule is not published.
Frequently asked questions
How do you convert CGPA to percentage?
The most common way, used by CBSE, is to multiply your CGPA by 9.5. So a CGPA of 8.2 becomes 8.2 x 9.5, which is 77.9 percent. On a 4-point scale the standard map is GPA divided by 4 times 100, and on a 5-point scale it is the value divided by 5 times 100. This calculator does the math for whichever scale you pick and shows the exact formula it used.
How do you convert percentage to CGPA?
To go the other way, divide your percentage by the same factor. On the 10-point CBSE scale that means percentage divided by 9.5. For example, 76 percent divided by 9.5 is a CGPA of about 8.0. Switch the tool to "Percentage to CGPA", enter your percentage, and it returns the CGPA on your chosen scale.
Why is 9.5 used to convert CGPA to percentage?
CBSE arrived at 9.5 by studying the marks of past students across several subjects. The average performance worked out so that multiplying the grade point by 9.5 gave a close match to the real percentage. It is an official, widely accepted formula for the 10-point scale, which is why this tool uses it by default.
Is the CGPA to percentage formula the same everywhere?
No. CBSE uses CGPA times 9.5, but many universities set their own rule, such as (CGPA minus 0.75) times 10, or a fixed conversion table. Always check your own institution first. This calculator covers the common standard formulas, and it shows the formula it used so you can confirm it matches your rules.
What is the difference between CGPA and GPA?
GPA, or grade point average, usually covers one term or semester. CGPA, the cumulative grade point average, is the average across all terms so far. The conversion math is the same. If you only need to convert a single semester GPA, you can use our GPA to percentage calculator instead.
Is this calculator accurate and free?
Yes. It uses the standard published formulas and runs entirely in your browser, so your numbers are never sent anywhere. It is free with no sign-up. Just remember that the right factor depends on your board or university, so pick the scale that matches your grades.