National University of Singapore GPA Calculator
Use this National University of Singapore GPA calculator to quickly estimate your semester GPA and updated CGPA. Enter your grades and credits to see instant results based on the official grading scale.
Courses
Semester Credits
0.00
Semester GPA
0.00
Total Credits
0.00
Updated CGPA
0.00
Formula: Updated CGPA = (SemGPA×SemCredits + CurrentCGPA×CompletedCredits) ÷ (SemCredits + CompletedCredits)
How to Use the National University of Singapore GPA Calculator
- Enter your current CGPA and total credits completed.
- Add each course with its credits and select the grade from the dropdown.
- Click Calculate to see your semester GPA and updated CGPA instantly.
- Use Add Course for more rows—calculations update as you edit.
Why this tool?
- Uses the official National University of Singapore grading scale.
- Instant results with accessible, screen-reader friendly output.
- Mobile‑first design with no layout shift.
NUS Grading System – National University of Singapore
| Grade | Grade Point Value |
|---|---|
| A+ | 5 |
| A | 5 |
| A- | 4.5 |
| B+ | 4 |
| B | 3.5 |
| B- | 3 |
| C+ | 2.5 |
| C | 2 |
| D+ | 1.5 |
| D | 1 |
| F | 0 |
Grading Source: https://nus.edu.sg/registrar/academic-information-policies/non-graduating/academic-structure-grading
Step‑by‑Step Examples
- Edge Case – No courses added: GPA = 0.00 and CGPA unchanged.
- Mixed Grades: 3‑credit A (4.0) + 3‑credit B (3.0) → SemGPA = 3.50.
- All A Grades: Any credits × 4.0 → SemGPA = 4.00.