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Readability Reference
Flesch Reading Ease
- 90-100: Very Easy (5th grade)
- 80-89: Easy (6th grade)
- 70-79: Fairly Easy (7th grade)
- 60-69: Standard (8-9th grade)
- 50-59: Fairly Difficult
- 30-49: Difficult (College)
- 0-29: Very Difficult
Grade Level Scores
- Flesch-Kincaid, SMOG, etc.
- Score = US grade level
- 6 = 6th grade reading level
- 12 = High school senior
- 16+ = College graduate
Reading Speed
- Average: 200-250 WPM
- Fast: 300-400 WPM
- Speaking: 125-150 WPM
- Presentation: 100-125 WPM
Best Practices
- Web content: 7-8th grade
- Technical docs: 10-12th grade
- Academic: 12+ grade
- Shorter sentences = easier