What Grade is 13 out of 66?

Grading a stack of papers?

The free grade calculator lets you punch in wrong answers one at a time and see the grade update as you go.

Your Score

20%

F

Not Passing

How is this calculated?

13 / 66 = 0.197 × 100 = 20%

Each question is worth 1.52% of the total grade.

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

About This Score

Getting 13 correct out of 66 questions gives you a score of 20%, which is a F. You got 53 questions wrong.

This is not a passing grade. Most schools and teachers require at least 60% to pass, so you would need at least 40 out of 66 correct.

To move up to a D-, you would need 27 more correct answers (40 out of 66).

Frequently Asked Questions

What is 13 out of 66 as a percentage?

13 out of 66 is 20%. Divide 13 by 66 and multiply by 100.

What letter grade is 13 out of 66?

13 out of 66 is a F on the standard grading scale.

Is 13 out of 66 a passing grade?

No. 13 out of 66 is 20%, which is below the typical 60% passing threshold. You would need at least 40 out of 66 to pass.

Is 13 out of 66 a good grade?

20% earns a F, which is not a passing grade. You would need at least 40 out of 66 correct to pass.