Out of 55 Grading Chart

Every possible score on a 55-point test — from 55/55 (100% A) down to 0/55 (0% F) — with its percentage, letter grade, and GPA equivalent on the standard 4.0 scale.

When is a 55-Point Test Used?

55-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 56 Scores

Score Percentage Letter Grade GPA Wrong
55/55 100% A 4.0 0
54/55 98.2% A 4.0 1
53/55 96.4% A 4.0 2
52/55 94.5% A 4.0 3
51/55 92.7% A 4.0 4
50/55 90.9% A 4.0 5
49/55 89.1% B 3.0 6
48/55 87.3% B 3.0 7
47/55 85.5% B 3.0 8
46/55 83.6% B 3.0 9
45/55 81.8% B 3.0 10
44/55 80% B 3.0 11
43/55 78.2% C 2.0 12
42/55 76.4% C 2.0 13
41/55 74.5% C 2.0 14
40/55 72.7% C 2.0 15
39/55 70.9% C 2.0 16
38/55 69.1% D 1.0 17
37/55 67.3% D 1.0 18
36/55 65.5% D 1.0 19
35/55 63.6% D 1.0 20
34/55 61.8% D 1.0 21
33/55 60% D 1.0 22
32/55 58.2% F 0.0 23
31/55 56.4% F 0.0 24
30/55 54.5% F 0.0 25
29/55 52.7% F 0.0 26
28/55 50.9% F 0.0 27
27/55 49.1% F 0.0 28
26/55 47.3% F 0.0 29
25/55 45.5% F 0.0 30
24/55 43.6% F 0.0 31
23/55 41.8% F 0.0 32
22/55 40% F 0.0 33
21/55 38.2% F 0.0 34
20/55 36.4% F 0.0 35
19/55 34.5% F 0.0 36
18/55 32.7% F 0.0 37
17/55 30.9% F 0.0 38
16/55 29.1% F 0.0 39
15/55 27.3% F 0.0 40
14/55 25.5% F 0.0 41
13/55 23.6% F 0.0 42
12/55 21.8% F 0.0 43
11/55 20% F 0.0 44
10/55 18.2% F 0.0 45
9/55 16.4% F 0.0 46
8/55 14.5% F 0.0 47
7/55 12.7% F 0.0 48
6/55 10.9% F 0.0 49
5/55 9.1% F 0.0 50
4/55 7.3% F 0.0 51
3/55 5.5% F 0.0 52
2/55 3.6% F 0.0 53
1/55 1.8% F 0.0 54
0/55 0% F 0.0 55

Last updated: July 2026 — The Gradeculator Team