Last Updated: May 2026

GPA Scale — Letter Grades to 4.0 Points

The complete reference for every grade on the 4.0 scale, weighted scale, and percentage equivalents.

Every grade you earn maps to a number on the 4.0 scale. That number drives your GPA. This page shows the full chart so you always know exactly where each grade falls.

The standard 4.0 scale is used by most colleges and universities in the United States. High schools use the same scale, sometimes with a weighted version for advanced courses. The chart below covers all grades, their point values, and the typical percentage range for each.

After looking up your grades here, use them in the GPA Calculator or Weighted GPA Calculator.

Unweighted 4.0 Scale

LetterPercentageGPA PointsDescription
A+97–100%4.0 (or 4.3)Exceptional
A93–96%4.0Excellent
A-90–92%3.7Excellent
B+87–89%3.3Above Average
B83–86%3.0Good
B-80–82%2.7Good
C+77–79%2.3Average
C73–76%2.0Average
C-70–72%1.7Below Average
D+67–69%1.3Poor
D63–66%1.0Poor
D-60–62%0.7Poor
FBelow 60%0.0Failing
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Weighted Scale

LetterRegularHonorsAP / IB
A4.04.55.0
A-3.74.24.7
B+3.33.84.3
B3.03.54.0
B-2.73.23.7
C+2.32.83.3
C2.02.53.0

GPA → Letter Grade & Academic Standing

GPA RangeLetter GradeAcademic Standing
3.9–4.0ASumma Cum Laude
3.7–3.89A-Magna Cum Laude
3.5–3.69B+Cum Laude
3.0–3.49BDean's List (some schools)
2.5–2.99B-/C+Good Standing
2.0–2.49CSatisfactory
Below 2.0D/FAcademic Probation Risk

Special Grade Designations

P (Pass) and W (Withdrawal) do not count toward GPA in most schools. A P grade shows you completed the course and passed. A W shows you dropped after the add/drop deadline. Neither affects the GPA calculation. An I (Incomplete) is temporary. It must be resolved within a set deadline, usually one semester, or it converts to an F. An AU (Audit) means you attended the course without receiving a grade or credit.

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Frequently Asked Questions

The GPA scale is a numerical system that assigns a point value to each letter grade for the purpose of calculating Grade Point Average. The standard scale used by most U.S. colleges runs from 0.0 (F) to 4.0 (A). An A equals 4.0 points, a B equals 3.0 points, a C equals 2.0 points, a D equals 1.0 point, and an F equals 0.0 points. Plus and minus grades adjust the value by 0.3 points. A B+ is worth 3.3 and an A- is worth 3.7.
Whether an A+ is worth 4.0 or 4.3 depends on the school. Most U.S. colleges cap the GPA scale at 4.0, meaning an A+ has the same value as an A. Some schools, primarily at the high school level, assign 4.3 points to an A+ to distinguish exceptional performance. If your school uses 4.3 for A+, the top of your unweighted scale becomes 4.3 rather than 4.0. Check your school's grading policy or registrar page to confirm.
Percentage cutoffs vary by school and professor, but the most common system used in U.S. colleges is: A is 93-100%, A- is 90-92%, B+ is 87-89%, B is 83-86%, B- is 80-82%, C+ is 77-79%, C is 73-76%, C- is 70-72%, D is 60-69%, and F is below 60%. Some professors set a 90-100 range as an A without plus/minus distinctions. Always check the grading rubric on your syllabus for the exact cutoffs in each course.
A 2.0 GPA is the minimum required for good academic standing at most U.S. colleges and universities. Falling below a 2.0 cumulative GPA typically triggers academic probation, during which the student must raise their GPA within a specified number of semesters or face suspension. Some programs, especially those in health sciences, education, and engineering, have higher internal GPA requirements of 2.5 to 3.0 to continue in the major. Federal financial aid also requires maintaining Satisfactory Academic Progress.
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