Scores Out of 53 as Percentages

Every possible score on a 53-question test or assignment, converted to a percentage and letter grade. Click any row to see the full worked calculation.

Score Percentage Letter Grade Wrong
0/53 0% F 53
1/53 1.9% F 52
2/53 3.8% F 51
3/53 5.7% F 50
4/53 7.5% F 49
5/53 9.4% F 48
6/53 11.3% F 47
7/53 13.2% F 46
8/53 15.1% F 45
9/53 17% F 44
10/53 18.9% F 43
11/53 20.8% F 42
12/53 22.6% F 41
13/53 24.5% F 40
14/53 26.4% F 39
15/53 28.3% F 38
16/53 30.2% F 37
17/53 32.1% F 36
18/53 34% F 35
19/53 35.8% F 34
20/53 37.7% F 33
21/53 39.6% F 32
22/53 41.5% F 31
23/53 43.4% F 30
24/53 45.3% F 29
25/53 47.2% F 28
26/53 49.1% F 27
27/53 50.9% F 26
28/53 52.8% F 25
29/53 54.7% F 24
30/53 56.6% F 23
31/53 58.5% F 22
32/53 60.4% D 21
33/53 62.3% D 20
34/53 64.2% D 19
35/53 66% D 18
36/53 67.9% D 17
37/53 69.8% D 16
38/53 71.7% C 15
39/53 73.6% C 14
40/53 75.5% C 13
41/53 77.4% C 12
42/53 79.2% C 11
43/53 81.1% B 10
44/53 83% B 9
45/53 84.9% B 8
46/53 86.8% B 7
47/53 88.7% B 6
48/53 90.6% A 5
49/53 92.5% A 4
50/53 94.3% A 3
51/53 96.2% A 2
52/53 98.1% A 1
53/53 100% A 0

Use the Test Grade Calculator to interactively grade any 53-question test. Enter the number of questions wrong and get your score instantly, plus a printable grading-scale table.

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