Academic grading in the United States - Wikipedia
https://en.wikipedia.org/wiki/Academic_grading_in_the_United_States
WebTraditionally, the grades are A+, A, A−, B+, B, B−, C+, C, C−, D+, D, D− and F, with A+ being the highest and F being lowest. In some cases, grades can also be numerical. Numeric-to-letter-grade conversions generally vary from system to system and between disciplines and status.
DA: 66 PA: 37 MOZ Rank: 14