Your name ______________
Name of book ________________________________________
To calculate the level of difficulty of a book.
1. Read a full page in the book.
Write down the number of words you don’t know on that page. _______
2. Count the number of words in 3 full lines on that same page. _______
3. Divide that number by 3. This gives you the average number of words per line. ______
4. Count the number of lines on the entire page. ______
5. Multiply number of words per line (from #3) by number of lines on the page. _______
Now you know about how many words there are on the entire page.
6. Find the percentage of words you don’t know on the page:
Multiply the number of unknown words by 100. _______
Divide that number by the number of words on a page (your answer in #5). ______%
If your final answer is a number greater than 2%, the book is probably too difficult for you at this
time.