Arithmetic with numbers in colour.
Our rough guess is there are 20,000 words in this book.
At a pace averaging 250 words per minute, this book will take 1 hours and 20 minutes to read. With a half hour per day, this will take 3 days to read.
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Word Count
20,000 words, Guess
Page Count
80 pages
Identifiers
- Open LibraryOL20724457M
Classifications
- DDC513
Subjects
Other Editions
- Arithmetic with numbers in colour.
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