How to work out 4 out of 50
Divide the score by the total and multiply by 100: 4 ÷ 50 = 0.08, and 0.08 × 100 = 8%.
That means 46 answers were wrong, and each question was worth 2% of the total. One more correct answer (5/50) would be 10%.
Grading chart for 50 questions
| Wrong | Score | Percent | Grade |
|---|---|---|---|
| 0 | 50/50 | 100% | A+ |
| 1 | 49/50 | 98% | A+ |
| 2 | 48/50 | 96% | A |
| 3 | 47/50 | 94% | A |
| 4 | 46/50 | 92% | A− |
| 5 | 45/50 | 90% | A− |
| 6 | 44/50 | 88% | B+ |
| 7 | 43/50 | 86% | B |
| 8 | 42/50 | 84% | B |
| 9 | 41/50 | 82% | B− |
| 10 | 40/50 | 80% | B− |
| 11 | 39/50 | 78% | C+ |
| 12 | 38/50 | 76% | C |
| 13 | 37/50 | 74% | C |
| 14 | 36/50 | 72% | C− |
| 15 | 35/50 | 70% | C− |
| 16 | 34/50 | 68% | D+ |
| 17 | 33/50 | 66% | D |
| 18 | 32/50 | 64% | D |
| 19 | 31/50 | 62% | D− |
| 20 | 30/50 | 60% | D− |
| 21 | 29/50 | 58% | F |
| 22 | 28/50 | 56% | F |
| 23 | 27/50 | 54% | F |
| 24 | 26/50 | 52% | F |
| 25 | 25/50 | 50% | F |
| 26 | 24/50 | 48% | F |
| 27 | 23/50 | 46% | F |
| 28 | 22/50 | 44% | F |
| 29 | 21/50 | 42% | F |
| 30 | 20/50 | 40% | F |
| 31 | 19/50 | 38% | F |
| 32 | 18/50 | 36% | F |
| 33 | 17/50 | 34% | F |
| 34 | 16/50 | 32% | F |
| 35 | 15/50 | 30% | F |
| 36 | 14/50 | 28% | F |
| 37 | 13/50 | 26% | F |
| 38 | 12/50 | 24% | F |
| 39 | 11/50 | 22% | F |
| 40 | 10/50 | 20% | F |
| 41 | 9/50 | 18% | F |
| 42 | 8/50 | 16% | F |
| 43 | 7/50 | 14% | F |
| 44 | 6/50 | 12% | F |
| 45 | 5/50 | 10% | F |
| 46 | 4/50 | 8% | F |
| 47 | 3/50 | 6% | F |
| 48 | 2/50 | 4% | F |
| 49 | 1/50 | 2% | F |
| 50 | 0/50 | 0% | F |
Letter grades use the common US scale (A ≥ 93%, B ≥ 83%, C ≥ 73%, D ≥ 63%, with ± bands). Your school may use different cut-offs.