No

Category of writing problems

Frequencies of writing problems

Percentage (%)

1

Spelling

489

23.04

2

Tense

396

18.66

3

Subject-verb agreement

305

14.37

4

Punctuation

218

10.27

5

Fragment

131

6.17

6

Preposition

129

6.07

7

Number

104

4.90

8

Pronoun

98

4.61

9

Misuse of words/wordiness

89

4.19

10

Articles

87

4.09

11

Capitalization

76

3.58

Total

2122

100