Scores Out of 100 as Percentages

Every possible score on a 100-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
0/100 0% F 100
1/100 1% F 99
2/100 2% F 98
3/100 3% F 97
4/100 4% F 96
5/100 5% F 95
6/100 6% F 94
7/100 7% F 93
8/100 8% F 92
9/100 9% F 91
10/100 10% F 90
11/100 11% F 89
12/100 12% F 88
13/100 13% F 87
14/100 14% F 86
15/100 15% F 85
16/100 16% F 84
17/100 17% F 83
18/100 18% F 82
19/100 19% F 81
20/100 20% F 80
21/100 21% F 79
22/100 22% F 78
23/100 23% F 77
24/100 24% F 76
25/100 25% F 75
26/100 26% F 74
27/100 27% F 73
28/100 28% F 72
29/100 29% F 71
30/100 30% F 70
31/100 31% F 69
32/100 32% F 68
33/100 33% F 67
34/100 34% F 66
35/100 35% F 65
36/100 36% F 64
37/100 37% F 63
38/100 38% F 62
39/100 39% F 61
40/100 40% F 60
41/100 41% F 59
42/100 42% F 58
43/100 43% F 57
44/100 44% F 56
45/100 45% F 55
46/100 46% F 54
47/100 47% F 53
48/100 48% F 52
49/100 49% F 51
50/100 50% F 50
51/100 51% F 49
52/100 52% F 48
53/100 53% F 47
54/100 54% F 46
55/100 55% F 45
56/100 56% F 44
57/100 57% F 43
58/100 58% F 42
59/100 59% F 41
60/100 60% D 40
61/100 61% D 39
62/100 62% D 38
63/100 63% D 37
64/100 64% D 36
65/100 65% D 35
66/100 66% D 34
67/100 67% D 33
68/100 68% D 32
69/100 69% D 31
70/100 70% C 30
71/100 71% C 29
72/100 72% C 28
73/100 73% C 27
74/100 74% C 26
75/100 75% C 25
76/100 76% C 24
77/100 77% C 23
78/100 78% C 22
79/100 79% C 21
80/100 80% B 20
81/100 81% B 19
82/100 82% B 18
83/100 83% B 17
84/100 84% B 16
85/100 85% B 15
86/100 86% B 14
87/100 87% B 13
88/100 88% B 12
89/100 89% B 11
90/100 90% A 10
91/100 91% A 9
92/100 92% A 8
93/100 93% A 7
94/100 94% A 6
95/100 95% A 5
96/100 96% A 4
97/100 97% A 3
98/100 98% A 2
99/100 99% A 1
100/100 100% A 0

Use the Test Grade Calculator to interactively grade any 100-question test. Enter the number of questions wrong and get your score instantly, plus a printable grading-scale table.

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