The free grade calculator lets you punch in wrong answers one at a time and see the grade update as you go.
Your Score
75%
Passing
21 / 28 = 0.75 × 100 = 75%
Each question is worth 3.57% of the total grade.
| Correct | Wrong | Percentage | Grade |
|---|---|---|---|
| 28 | 0 | 100% | A+ |
| 27 | 1 | 96% | A |
| 26 | 2 | 93% | A- |
| 25 | 3 | 89% | B+ |
| 24 | 4 | 86% | B |
| 23 | 5 | 82% | B- |
| 22 | 6 | 79% | C+ |
| 21 | 7 | 75% | C |
| 20 | 8 | 71% | C- |
| 19 | 9 | 68% | D+ |
| 18 | 10 | 64% | D |
| 17 | 11 | 61% | D- |
| 16 | 12 | 57% | F |
| 15 | 13 | 54% | F |
| 14 | 14 | 50% | F |
| 13 | 15 | 46% | F |
| 12 | 16 | 43% | F |
| 11 | 17 | 39% | F |
| 10 | 18 | 36% | F |
| 9 | 19 | 32% | F |
| 8 | 20 | 29% | F |
| 7 | 21 | 25% | F |
| 6 | 22 | 21% | F |
| 5 | 23 | 18% | F |
| 4 | 24 | 14% | F |
| 3 | 25 | 11% | F |
| 2 | 26 | 7% | F |
| 1 | 27 | 4% | F |
| 0 | 28 | 0% | F |
Getting 21 correct out of 28 questions gives you a score of 75%, which is a C. You got 7 questions wrong.
This is a passing grade. Most schools and teachers consider 60% or above to be passing.
To move up to a C+, you would need 1 more correct answer (22 out of 28).
21 out of 28 is 75%. Divide 21 by 28 and multiply by 100.
21 out of 28 is a C on the standard grading scale.
Yes. 21 out of 28 is 75%, which is above the typical 60% passing threshold.
75% earns a C. It's a passing grade, but most students aim for 80% or higher.
Use the Free Test Grade Calculator to generate your own charts and grade your assignments.