Score Grade 99.0+ A+ 98.99-93.00 A 92.99-90.00 A- 89.99-87.00 B+ 86.99-81.00 B 80.99-79.00 B- 78.99-77.00 C+ 76.99-70.00 C 69.99-68.00 C- 67.99-62.00 D+ 61.99-55.00 D 54.99-50.00 D- 49.99-0.00 F