Percentage scores on the midterm are converted to grades on a 4.0 scale with the following formula:
The grade from this formula is what will be averaged into your overall course grade.
The scores that correspond to letter grades are:
95 = A
91 = A-
87 = B+
83 = B
79 = B-
75 = C+
72 = C
68 = C-
64 = D+
60 = D
56 = D-