Out of 18 Grading Chart
Every possible score on a 18-point test — from 18/18 (100% A) down to 0/18 (0% F) — with its percentage, letter grade, and GPA equivalent on the standard 4.0 scale.
When is a 18-Point Test Used?
18-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 19 Scores
| Score | Percentage | Letter Grade | GPA | Wrong |
|---|---|---|---|---|
| 18/18 | 100% | A | 4.0 | 0 |
| 17/18 | 94.4% | A | 4.0 | 1 |
| 16/18 | 88.9% | B | 3.0 | 2 |
| 15/18 | 83.3% | B | 3.0 | 3 |
| 14/18 | 77.8% | C | 2.0 | 4 |
| 13/18 | 72.2% | C | 2.0 | 5 |
| 12/18 | 66.7% | D | 1.0 | 6 |
| 11/18 | 61.1% | D | 1.0 | 7 |
| 10/18 | 55.6% | F | 0.0 | 8 |
| 9/18 | 50% | F | 0.0 | 9 |
| 8/18 | 44.4% | F | 0.0 | 10 |
| 7/18 | 38.9% | F | 0.0 | 11 |
| 6/18 | 33.3% | F | 0.0 | 12 |
| 5/18 | 27.8% | F | 0.0 | 13 |
| 4/18 | 22.2% | F | 0.0 | 14 |
| 3/18 | 16.7% | F | 0.0 | 15 |
| 2/18 | 11.1% | F | 0.0 | 16 |
| 1/18 | 5.6% | F | 0.0 | 17 |
| 0/18 | 0% | F | 0.0 | 18 |