A+97 to 100%
A93 to 96%
A-90 to 92%
B+87 to 89%
B83 to 86%
B-80 to 82%
C+77 to 79%
C73 to 76%
C-70 to 72%
D+67 to 69%
D63 to 66%
D-60 to 62%
F59% and below