You finish your first semester of college with these grades: Biology: A (4.0) English: B+ (3.3) Math: A− (3.7) History: B (3.0) You want to know your overall GPA. You could try to average these numbers, but the calculation is complicated. Different schools weight grades differently. Some count credit hours. Some use different scales. A GPA calculator instantly computes your Grade Point Average, handling all the complexity automatically. A GPA calculator computes your Grade Point Average by converting letter grades to numerical values, weighting them appropriately (often by credit hours), and displaying your overall GPA on whatever scale your school uses. GPA calculators are used by students tracking academic performance, parents monitoring children's progress, college applicants checking eligibility, teachers calculating student GPAs, and administrators managing academic records. In this comprehensive guide, we will explore what GPA is, how calculators compute it, their accuracy, a...