The free grade calculator lets you punch in wrong answers one at a time and see the grade update as you go.
Your Score
80%
Passing
51 / 64 = 0.7969 × 100 = 80%
Each question is worth 1.56% of the total grade.
| Correct | Wrong | Percentage | Grade |
|---|---|---|---|
| 64 | 0 | 100% | A+ |
| 63 | 1 | 98% | A+ |
| 62 | 2 | 97% | A+ |
| 61 | 3 | 95% | A |
| 60 | 4 | 94% | A |
| 59 | 5 | 92% | A- |
| 58 | 6 | 91% | A- |
| 57 | 7 | 89% | B+ |
| 56 | 8 | 88% | B+ |
| 55 | 9 | 86% | B |
| 54 | 10 | 84% | B |
| 53 | 11 | 83% | B- |
| 52 | 12 | 81% | B- |
| 51 | 13 | 80% | B- |
| 50 | 14 | 78% | C+ |
| 49 | 15 | 77% | C+ |
| 48 | 16 | 75% | C |
| 47 | 17 | 73% | C- |
| 46 | 18 | 72% | C- |
| 45 | 19 | 70% | C- |
| 44 | 20 | 69% | D+ |
| 43 | 21 | 67% | D+ |
| 42 | 22 | 66% | D |
| 41 | 23 | 64% | D |
| 40 | 24 | 63% | D- |
| 39 | 25 | 61% | D- |
| 38 | 26 | 59% | F |
| 37 | 27 | 58% | F |
| 36 | 28 | 56% | F |
| 35 | 29 | 55% | F |
| 34 | 30 | 53% | F |
| 33 | 31 | 52% | F |
| 32 | 32 | 50% | F |
| 31 | 33 | 48% | F |
| 30 | 34 | 47% | F |
| 29 | 35 | 45% | F |
| 28 | 36 | 44% | F |
| 27 | 37 | 42% | F |
| 26 | 38 | 41% | F |
| 25 | 39 | 39% | F |
| 24 | 40 | 38% | F |
| 23 | 41 | 36% | F |
| 22 | 42 | 34% | F |
| 21 | 43 | 33% | F |
| 20 | 44 | 31% | F |
| 19 | 45 | 30% | F |
| 18 | 46 | 28% | F |
| 17 | 47 | 27% | F |
| 16 | 48 | 25% | F |
| 15 | 49 | 23% | F |
| 14 | 50 | 22% | F |
| 13 | 51 | 20% | F |
| 12 | 52 | 19% | F |
| 11 | 53 | 17% | F |
| 10 | 54 | 16% | F |
| 9 | 55 | 14% | F |
| 8 | 56 | 13% | F |
| 7 | 57 | 11% | F |
| 6 | 58 | 9% | F |
| 5 | 59 | 8% | F |
| 4 | 60 | 6% | F |
| 3 | 61 | 5% | F |
| 2 | 62 | 3% | F |
| 1 | 63 | 2% | F |
| 0 | 64 | 0% | F |
Getting 51 correct out of 64 questions gives you a score of 80%, which is a B-. You got 13 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 3 more correct answers (54 out of 64).
51 out of 64 is 80%. Divide 51 by 64 and multiply by 100.
51 out of 64 is a B- on the standard grading scale.
Yes. 51 out of 64 is 80%, which is above the typical 60% passing threshold.
80% is a solid score, earning a B-. Above average, but there's room to improve.
Use the Free Test Grade Calculator to generate your own charts and grade your assignments.