If you scored 13 points out of a possible 39 points, your percentage grade is 33.33%, which is a F letter grade with a GPA of 0.0.
Standard US Scale
4.0 Scale
Unsatisfactory - Does not meet minimum requirements and needs substantial improvement.
| Grade | Correct | Incorrect | Percent |
|---|---|---|---|
| A+ | 38 to 39 | 0 to 1 | 97.00 to 100.00 |
| A | 37 to 37 | 2 to 2 | 93.00 to 96.99 |
| A- | 36 to 36 | 3 to 3 | 90.00 to 92.99 |
| B+ | 34 to 35 | 4 to 5 | 87.00 to 89.99 |
| B | 33 to 33 | 6 to 6 | 83.00 to 86.99 |
| B- | 32 to 32 | 7 to 7 | 80.00 to 82.99 |
| C+ | 31 to 31 | 8 to 8 | 77.00 to 79.99 |
| C | 29 to 30 | 9 to 10 | 73.00 to 76.99 |
| C- | 28 to 28 | 11 to 11 | 70.00 to 72.99 |
| D+ | 27 to 27 | 12 to 12 | 67.00 to 69.99 |
| D | 25 to 26 | 13 to 14 | 63.00 to 66.99 |
| D- | 24 to 24 | 15 to 15 | 60.00 to 62.99 |
| F | 0 to 23 | 16 to 39 | 0.00 to 59.99 |
Your grade of 33.33% (F) is highlighted in the table above. The "Correct" and "Incorrect" columns show the equivalent number of questions for your total of 39 points.
To calculate 13 out of 39 as a percentage, you divide 13 by 39 and then multiply by 100:
This calculation gives you your percentage score, which can then be converted to a letter grade based on your school or institution's grading scale.
Here are some related grade calculations that might be helpful:
A score of 13 out of 39 (33.33%) has different implications depending on the educational context:
| Context | Interpretation |
|---|---|
| Homework Assignment | Insufficient understanding, requires review |
| Quiz or Test | Inadequate preparation, requires comprehensive review |
| Final Exam | Insufficient understanding of course material |
| Course Grade | Below acceptable performance standards |
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