Marks
Percentage = obtained / total x 100
Use weighted totals when subjects have different maximum marks.
Cheat Sheet
Academic Calculator Cheat Sheet
Fast formulas for marks, attendance, grade improvement, and risk planning.
Attendance
Attendance = attended / total x 100
Recovery gets slower when you are far below target.
Grade
Needed = target - current weighted score
Always check whether the required remaining score is above 100%.