It takes the average reader 4 hours and 38 minutes to read The Number Concept: Its Origin and Development: Large Print by Levi L. Conant
Assuming a reading speed of 250 words per minute. Learn more
A small notch was cut in a smooth white stick for every dime she owed, and a large notch when the dimes amounted to a dollar; for every five dollars a string was tied in the fifth big notch, Cely keeping tally by the knots in her bit of twine; thus, when two strings were tied about the stick, the ten dollars were seen to be an indisputable fact." This interesting method of computing the amount of her debt, whether an invention of her own or a survival of the African life of her parents, served the old negro woman's purpose perfectly; and it illustrates, as well as a score of examples could, the methods of numeration to which the children of barbarism resort when any number is to be expressed which exceeds the number of counters with which nature has provided them.
The Number Concept: Its Origin and Development: Large Print by Levi L. Conant is 274 pages long, and a total of 69,596 words.
This makes it 92% the length of the average book. It also has 85% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 6 hours and 20 minutes to read The Number Concept: Its Origin and Development: Large Print aloud.
The Number Concept: Its Origin and Development: Large Print is suitable for students ages 12 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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