Out of 64 Grading Chart
Every possible score on a 64-point test — from 64/64 (100% A) down to 0/64 (0% F) — with its percentage, letter grade, and GPA equivalent on the standard 4.0 scale.
When is a 64-Point Test Used?
64-question tests are used across many grade levels and subjects. Use this complete grading chart to look up any score quickly.
The letter grades below use the standard US 10-point scale: A (90–100%), B (80–89%), C (70–79%), D (60–69%), F (below 60%). GPA values follow the 4.0 unweighted scale (A = 4.0, B = 3.0, C = 2.0, D = 1.0, F = 0.0).
Complete Grading Chart — All 65 Scores
| Score | Percentage | Letter Grade | GPA | Wrong |
|---|---|---|---|---|
| 64/64 | 100% | A | 4.0 | 0 |
| 63/64 | 98.4% | A | 4.0 | 1 |
| 62/64 | 96.9% | A | 4.0 | 2 |
| 61/64 | 95.3% | A | 4.0 | 3 |
| 60/64 | 93.8% | A | 4.0 | 4 |
| 59/64 | 92.2% | A | 4.0 | 5 |
| 58/64 | 90.6% | A | 4.0 | 6 |
| 57/64 | 89.1% | B | 3.0 | 7 |
| 56/64 | 87.5% | B | 3.0 | 8 |
| 55/64 | 85.9% | B | 3.0 | 9 |
| 54/64 | 84.4% | B | 3.0 | 10 |
| 53/64 | 82.8% | B | 3.0 | 11 |
| 52/64 | 81.3% | B | 3.0 | 12 |
| 51/64 | 79.7% | C | 2.0 | 13 |
| 50/64 | 78.1% | C | 2.0 | 14 |
| 49/64 | 76.6% | C | 2.0 | 15 |
| 48/64 | 75% | C | 2.0 | 16 |
| 47/64 | 73.4% | C | 2.0 | 17 |
| 46/64 | 71.9% | C | 2.0 | 18 |
| 45/64 | 70.3% | C | 2.0 | 19 |
| 44/64 | 68.8% | D | 1.0 | 20 |
| 43/64 | 67.2% | D | 1.0 | 21 |
| 42/64 | 65.6% | D | 1.0 | 22 |
| 41/64 | 64.1% | D | 1.0 | 23 |
| 40/64 | 62.5% | D | 1.0 | 24 |
| 39/64 | 60.9% | D | 1.0 | 25 |
| 38/64 | 59.4% | F | 0.0 | 26 |
| 37/64 | 57.8% | F | 0.0 | 27 |
| 36/64 | 56.3% | F | 0.0 | 28 |
| 35/64 | 54.7% | F | 0.0 | 29 |
| 34/64 | 53.1% | F | 0.0 | 30 |
| 33/64 | 51.6% | F | 0.0 | 31 |
| 32/64 | 50% | F | 0.0 | 32 |
| 31/64 | 48.4% | F | 0.0 | 33 |
| 30/64 | 46.9% | F | 0.0 | 34 |
| 29/64 | 45.3% | F | 0.0 | 35 |
| 28/64 | 43.8% | F | 0.0 | 36 |
| 27/64 | 42.2% | F | 0.0 | 37 |
| 26/64 | 40.6% | F | 0.0 | 38 |
| 25/64 | 39.1% | F | 0.0 | 39 |
| 24/64 | 37.5% | F | 0.0 | 40 |
| 23/64 | 35.9% | F | 0.0 | 41 |
| 22/64 | 34.4% | F | 0.0 | 42 |
| 21/64 | 32.8% | F | 0.0 | 43 |
| 20/64 | 31.3% | F | 0.0 | 44 |
| 19/64 | 29.7% | F | 0.0 | 45 |
| 18/64 | 28.1% | F | 0.0 | 46 |
| 17/64 | 26.6% | F | 0.0 | 47 |
| 16/64 | 25% | F | 0.0 | 48 |
| 15/64 | 23.4% | F | 0.0 | 49 |
| 14/64 | 21.9% | F | 0.0 | 50 |
| 13/64 | 20.3% | F | 0.0 | 51 |
| 12/64 | 18.8% | F | 0.0 | 52 |
| 11/64 | 17.2% | F | 0.0 | 53 |
| 10/64 | 15.6% | F | 0.0 | 54 |
| 9/64 | 14.1% | F | 0.0 | 55 |
| 8/64 | 12.5% | F | 0.0 | 56 |
| 7/64 | 10.9% | F | 0.0 | 57 |
| 6/64 | 9.4% | F | 0.0 | 58 |
| 5/64 | 7.8% | F | 0.0 | 59 |
| 4/64 | 6.3% | F | 0.0 | 60 |
| 3/64 | 4.7% | F | 0.0 | 61 |
| 2/64 | 3.1% | F | 0.0 | 62 |
| 1/64 | 1.6% | F | 0.0 | 63 |
| 0/64 | 0% | F | 0.0 | 64 |