IUB GRADING SYSTEM, The Independent University, Bangladesh (IUB) follows a standard grading system for evaluating students’ academic performance. Here is an outline of the grading scale commonly used at IUB, Also Read CGPA Calculator BD for Authentic Results
IUB CGPA System
Letter Grade | Numerical Grade | Grade Point | Remarks |
A | 80-100 | 4.00 | Excellent |
A- | 75-79 | 3.70 | Very Good |
B+ | 70-74 | 3.30 | Good |
B | 65-69 | 3.00 | Satisfactory |
B- | 60-64 | 2.70 | Below Average |
C+ | 55-59 | 2.30 | Needs Improvement |
C | 50-54 | 2.00 | Poor |
D | 45-49 | 1.00 | Barely Passing |
F | Below 45 | 0.00 | Fail |
IUB also utilizes specific grade symbols to represent particular academic statuses:
- I: Incomplete
- W: Withdrawal
- R: Retaken
- Z: No Grade Received
- P: Pass (non-credit courses)
- S: Satisfactory
- U: Unsatisfactory
- T: Repeated (Credit Not Allowed)
CGPA Calculation Formula

FAQs About IUB GRADING SYSTEM
Q1) What is the minimum passing grade at IUB?
Ans:- The minimum passing grade is D, which corresponds to a Grade Point (GP) of 1.00.
Q2) Can IUB grades be improved?
Ans:– Yes, students may be allowed to retake courses to improve their grades, subject to IUB’s academic policies.
Q3) How many times can a student retake a course?
Ans: IUB allows students to retake a course, but policies on the number of retakes may vary. It’s best to consult the academic advisor or relevant faculty guidelines.