The free grade calculator lets you punch in wrong answers one at a time and see the grade update as you go.
Your Score
77%
Passing
51 / 66 = 0.7727 × 100 = 77%
Each question is worth 1.52% of the total grade.
| Correct | Wrong | Percentage | Grade |
|---|---|---|---|
| 66 | 0 | 100% | A+ |
| 65 | 1 | 98% | A+ |
| 64 | 2 | 97% | A+ |
| 63 | 3 | 95% | A |
| 62 | 4 | 94% | A |
| 61 | 5 | 92% | A- |
| 60 | 6 | 91% | A- |
| 59 | 7 | 89% | B+ |
| 58 | 8 | 88% | B+ |
| 57 | 9 | 86% | B |
| 56 | 10 | 85% | B |
| 55 | 11 | 83% | B- |
| 54 | 12 | 82% | B- |
| 53 | 13 | 80% | B- |
| 52 | 14 | 79% | C+ |
| 51 | 15 | 77% | C+ |
| 50 | 16 | 76% | C |
| 49 | 17 | 74% | C |
| 48 | 18 | 73% | C- |
| 47 | 19 | 71% | C- |
| 46 | 20 | 70% | C- |
| 45 | 21 | 68% | D+ |
| 44 | 22 | 67% | D+ |
| 43 | 23 | 65% | D |
| 42 | 24 | 64% | D |
| 41 | 25 | 62% | D- |
| 40 | 26 | 61% | D- |
| 39 | 27 | 59% | F |
| 38 | 28 | 58% | F |
| 37 | 29 | 56% | F |
| 36 | 30 | 55% | F |
| 35 | 31 | 53% | F |
| 34 | 32 | 52% | F |
| 33 | 33 | 50% | F |
| 32 | 34 | 48% | F |
| 31 | 35 | 47% | F |
| 30 | 36 | 45% | F |
| 29 | 37 | 44% | F |
| 28 | 38 | 42% | F |
| 27 | 39 | 41% | F |
| 26 | 40 | 39% | F |
| 25 | 41 | 38% | F |
| 24 | 42 | 36% | F |
| 23 | 43 | 35% | F |
| 22 | 44 | 33% | F |
| 21 | 45 | 32% | F |
| 20 | 46 | 30% | F |
| 19 | 47 | 29% | F |
| 18 | 48 | 27% | F |
| 17 | 49 | 26% | F |
| 16 | 50 | 24% | F |
| 15 | 51 | 23% | F |
| 14 | 52 | 21% | F |
| 13 | 53 | 20% | F |
| 12 | 54 | 18% | F |
| 11 | 55 | 17% | F |
| 10 | 56 | 15% | F |
| 9 | 57 | 14% | F |
| 8 | 58 | 12% | F |
| 7 | 59 | 11% | F |
| 6 | 60 | 9% | F |
| 5 | 61 | 8% | F |
| 4 | 62 | 6% | F |
| 3 | 63 | 5% | F |
| 2 | 64 | 3% | F |
| 1 | 65 | 2% | F |
| 0 | 66 | 0% | F |
Getting 51 correct out of 66 questions gives you a score of 77%, which is a C+. You got 15 questions wrong.
This is a passing grade. Most schools and teachers consider 60% or above to be passing.
To move up to a B-, you would need 2 more correct answers (53 out of 66).
51 out of 66 is 77%. Divide 51 by 66 and multiply by 100.
51 out of 66 is a C+ on the standard grading scale.
Yes. 51 out of 66 is 77%, which is above the typical 60% passing threshold.
77% 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.