Grading System for Preston University

Secondary (Until 2023/2024)

Grade	Scale	Grade Description	US Grade
A1	80.000 - 100.000	Outstanding	A+
A+	80.000 - 100.000	Outstanding	A+
A	70.000 - 79.990	Excellent	A
B	60.000 - 69.990	Very Good	AB
C	50.000 - 59.990	Good	B
D	40.000 - 49.990	Fair	C
E	33.000 - 39.990	Satisfactory	D
F	0.000 - 32.990	Fail	F

Preston University

Grade	Scale	Scale 2	US Grade
A	90.000 - 100.000	4.000	A+
B	80.000 - 89.000	3.000	A
C	70.000 - 79.000	2.000	B
D	60.000 - 69.000	1.000	C
F	0.000 - 59.000	0.000	F