How Is GPA Calculated?
GPA (Grade Point Average) is calculated by dividing total quality points by total credit hours. Quality points = grade points × credit hours for each course.
Example: Course A (A, 3 credits) = 4.0 × 3 = 12 quality points. Course B (B+, 4 credits) = 3.33 × 4 = 13.32 quality points. Total: 25.32 quality points ÷ 7 credits = 3.617 GPA. This calculator performs this calculation automatically as you add courses.
What Is a Good GPA?
On a 4.0 scale: 3.5-4.0 is excellent (Dean's List/Honors), 3.0-3.49 is good, 2.5-2.99 is average, 2.0-2.49 is below average.
For graduate school: most programs require 3.0+, competitive programs expect 3.5+. For employment: many employers use 3.0 as a screening threshold. Cum laude honors typically require 3.5+, magna cum laude 3.7+, and summa cum laude 3.9+. However, GPA requirements vary significantly by institution.
How Do Plus/Minus Grades Affect GPA?
Plus/minus grades create meaningful GPA differences. The gap between B+ (3.33) and B- (2.67) is 0.66 points — significant over multiple courses.
On the standard scale: A/A+ = 4.0, A- = 3.67, B+ = 3.33, B = 3.0, B- = 2.67, C+ = 2.33, C = 2.0, C- = 1.67, D+ = 1.33, D = 1.0, D- = 0.67, F = 0.0. Some institutions don't use plus/minus grading — check your school's specific scale.
Note: This calculator uses the standard US 4.0 GPA scale. Some institutions use different scales (4.3, 5.0, or percentage-based). Always verify your school's specific grading scale and policies. This tool is for estimation purposes only.