A relatively simple but accurate analysis of the problem, with
many examples of solutions (and work-through math problems)
useful for grade levels of 9 to 14, is:
Where Do I Put the Decimal Point?
Elisabeth Ruedy and Sue Nirenberg
1990/1997; Barnes and Noble Books
-- Bob
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Robert Tighe tighe@apsicc.aps.edu
Technology Resource Teacher
Albuquerque Public Schools So far as the laws of mathematics refer
220 Monroe SW to reality, they are not certain. And
Albuquerque, NM 87108-2811 so far as they are certain, they do not
505-256-4266 refer to reality. -- Albert Einstein
http://www.aps.edu/aps/SW_depart/~Tighe/rtighe.html
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