Graduate schools typically consider the GPA as calculated by the applicant's university, which may not include a plus-minus grading system. Therefore, a student with a 90 average (A-) could present a 4.0 GPA, while some institutions might interpret it differently, potentially calculating it as a 3.6. The discussion emphasizes the importance of focusing on achieving the best possible grades rather than worrying about how different schools might interpret GPA calculations. It also highlights that responses in forums may take time, as contributors are volunteers, and that actively helping others can lead to more engagement and support within the community. Ultimately, maintaining strong academic performance is the most controllable factor for prospective graduate students.