Free Percentage Calculator for Students
Need marks-to-percentage, percentage change, or a quick CGPA-to-percentage estimate? This free percentage calculator covers common student use cases so you can convert exam scores and academic metrics without spreadsheet formulas.
Enter values above to see your percentage instantly.
How to use this percentage calculator
- Pick a mode: marks to percentage, percentage of a value, percentage change, or CGPA to percentage.
- Enter the required numbers.
- Get an instant, accurate percentage result.
- Use the result for report cards, applications, or resume education sections.
Frequently asked questions
How do I calculate percentage from marks?
Percentage = (marks obtained ÷ total marks) × 100.
What is the CGPA to percentage formula?
A widely used estimate is Percentage = CGPA × 9.5. Some universities use × 10—confirm with your institution.
Can I calculate percentage increase?
Yes. Percentage change = ((new − old) ÷ old) × 100.