An Honours CGPA Calculator is an essential tool for National University (NU), Bangladesh students who want to track their academic performance accurately. Whether you are studying Zoology, Botany, English, Accounting, or any other honours subject, knowing your CGPA helps you plan your studies, set targets, and prepare for future opportunities like higher education or jobs.
This guide explains how to calculate NU Honours CGPA, grading rules, manual calculation steps, and common mistakes students should avoid.
Honours CGPA Calculator
Honours CGPA Calculator (NU Bangladesh)
| Course Name (Optional) | Marks (0-100) | Credits | Action |
|---|
How to Calculate NU Honours CGPA?
NU Honours CGPA is calculated using quality points based on your marks/grades in each course. Each subject has assigned credit hours, and your CGPA is the weighted average of all course GPAs.
In simple terms:
CGPA = Total Quality Points ÷ Total Credit Hours
You can calculate it either by using an Honours CGPA Calculator (recommended) or by the manual method explained below.
Honours CGPA Calculator
The Honours CGPA Calculator allows NU students to:
- Enter subject-wise GPA
- Add credit hours
- Instantly calculate semester GPA
- Automatically compute cumulative CGPA
This saves time, avoids calculation errors, and follows the official NU grading system.
Calculation Result
After entering your subject GPAs and credit hours, the calculator instantly shows:
- Semester GPA
- Total Quality Points (QP)
- Cumulative CGPA
- Estimated percentage (optional)
The result is accurate and aligned with NU academic rules.
What This Honours CGPA Calculator Does
This calculator is designed specifically for National University Honours students. It:
- Uses official NU grading scale
- Supports all Honours subjects (Zoology, Chemistry, History, English, etc.)
- Calculates CGPA for single or multiple semesters
- Eliminates manual calculation mistakes
NU Honours Grading System (Official Bangladesh)
According to the National University grading system:
| Marks (%) | Grade | Grade Point |
| 80–100 | A+ | 4.00 |
| 75–79 | A | 3.75 |
| 70–74 | A- | 3.50 |
| 65–69 | B+ | 3.25 |
| 60–64 | B | 3.00 |
| 55–59 | B- | 2.75 |
| 50–54 | C+ | 2.50 |
| 45–49 | C | 2.25 |
| 40–44 | D | 2.00 |
| Below 40 | F | 0.00 |
How to Calculate CGPA for Honours Zoology (and others)
The CGPA calculation method is the same for all Honours subjects, including Zoology, Botany, Physics, Mathematics, and Arts subjects.
Steps:
- Convert marks to grade points
- Multiply grade point by course credit
- Add all quality points
- Divide by total credits
CGPA Calculation Steps (Manual Method)
If you want to calculate CGPA manually:
- List all subjects and credit hours
- Convert marks to grade points
- Multiply GPA × Credit Hours = Quality Points
- Add all Quality Points
- Add total Credit Hours
- Divide total QP by total credits
Formula:
CGPA = Σ(GPA × Credit) ÷ Σ(Credit)
What Is a Good CGPA in Honours?
A good CGPA in Honours depends on your goal:
- 3.75 – 4.00 → Excellent (Top merit position)
- 3.50 – 3.74 → Very good (Highly competitive)
- 3.00 – 3.49 → Good (Eligible for most jobs & masters)
- Below 3.00 → Needs improvement
For scholarships and public university masters programs, 3.25+ CGPA is usually considered strong.
Common Mistakes to Avoid
Students often make these CGPA calculation mistakes:
- Ignoring credit hours
- Using wrong grading scale
- Averaging GPAs instead of weighted average
- Forgetting failed or repeated courses
- Mixing semester GPA with CGPA
Using an Honours CGPA Calculator helps you avoid all these errors.
Final Words
Tracking your academic progress is crucial for success. With an accurate Honours CGPA Calculator, NU students can easily calculate CGPA, understand grading, and plan their future confidently.
Whether you calculate manually or use an online tool, always follow the official NU grading system for correct results.