Why is this important to understand?
Think about how you find a book in the library.
Let us suppose that you know you need a book with the Dewey number 365.246.
You walk to that area of the library and this is the first book you see:
This needs to be fixed to look like http://www.oslis.org/secondary/index.php?page=searchDeweyBook
If you think 365.246 is more than 365.7,
you will search to the right and you will
never find thebook.
never find thebook.
If you understand that 365.246 is less than 365.7,
you will search to the left and eventually be
you will search to the left and eventually be
in the correct place to find the book.

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