Grading System in Oman
Grading scales:
Most Common
|
Scale
|
US Grade
|
|
95.00 - 100.00
|
A
|
|
90.00 - 94.99
|
A-
|
|
87.00 - 89.99
|
B+
|
|
83.00 - 86.99
|
B
|
|
80.00 - 82.99
|
B-
|
|
77.00 - 79.99
|
C+
|
|
73.00 - 76.99
|
C
|
|
70.00 - 72.99
|
C-
|
|
65.00 - 69.99
|
D+
|
|
60.00 - 64.99
|
D
|
|
0.00 - 59.99
|
F
|
Technological Education Directorate
|
Grade
|
Scale
|
US Grade
|
|
A
|
90.00 - 100.00
|
A
|
|
A-
|
85.00 - 89.00
|
A-
|
|
B+
|
80.00 - 84.00
|
B+
|
|
B
|
76.00 - 79.00
|
B
|
|
B-
|
73.00 - 75.00
|
B-
|
|
C+
|
70.00 - 72.00
|
C+
|
|
C
|
67.00 - 69.00
|
C
|
|
C-
|
60.00 - 66.00
|
C-
|
|
D
|
55.00 - 59.00
|
D
|
|
F
|
0.00 - 54.00
|
F
|
International Baccalaureate Diploma
|
Scale
|
US Grade
|
|
6.00 - 7.00
|
A
|
|
5.00 - 5.99
|
B
|
|
3.00 - 4.99
|
C
|
|
1.00 - 2.99
|
D
|
|
0.00 - 0.99
|
F
|
