Mark Calculator
📊 Interactive Mark Calculators
📈 Percentage Calculator
🎓 CGPA Calculator
Formula Used:
\[\text{CGPA} = \frac{\text{Percentage}}{9.5}\]📚 Multi-Subject Calculator
📊 Grade Calculator
2. Formulas Used
Percentage Formula
\[\text{Percentage} = \frac{\text{Marks Obtained}}{\text{Total Marks}} \times 100\]CGPA Formula
\[\text{CGPA} = \frac{\text{Percentage}}{9.5}\] \[\text{GPA} = \frac{\text{Percentage}}{10}\]Reverse Calculation
\[\text{Percentage} = \text{CGPA} \times 9.5\] \[\text{Marks} = \frac{\text{Percentage} \times \text{Total Marks}}{100}\]3. Grading System
| Percentage Range | Grade | Grade Point | Description |
|---|---|---|---|
| 90% - 100% | A+ | 10 | Outstanding |
| 80% - 89% | A | 9 | Excellent |
| 70% - 79% | B+ | 8 | Very Good |
| 60% - 69% | B | 7 | Good |
| 50% - 59% | C | 6 | Average |
| 40% - 49% | D | 5 | Pass |
| Below 40% | F | 0 | Fail |
4. How to Use the Calculators
Percentage Calculator
- Enter the marks you obtained
- Enter the total/maximum marks
- Click "Calculate" button
- View your percentage and grade
Multi-Subject Calculator
- Click "+ Add Subject" to add more subjects
- Enter marks for each subject
- Click "Calculate Total"
- View overall percentage and grade
5. Important Points
- All calculations are done in real-time
- Marks obtained cannot exceed total marks
- CGPA is calculated on a 10-point scale
- Grade assignments follow standard educational norms
- You can add unlimited subjects in multi-subject calculator
- Results are rounded to 2 decimal places for accuracy
6. Quick Reference
| To Calculate | Use Calculator | Formula |
|---|---|---|
| Single Subject % | Percentage Calculator | \((\text{Obtained}/\text{Total}) \times 100\) |
| CGPA from % | CGPA Calculator | \(\text{Percentage}/9.5\) |
| Multiple Subjects | Multi-Subject Calculator | \((\sum \text{Obtained}/\sum \text{Total}) \times 100\) |
| Grade from % | Grade Calculator | Based on grading scale |