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 FAQ: Fractions, decimals, percentages, and rational numbers

Answer

How do you work with fractions and decimals?  See these pages in Ask Dr. Math:

Fractions, Decimals, and Percentages, Dividing Fractions

How about that special decimal, 0.999...? How can it be true that is equals 1? See 0.9999... = 1.

And how are fractions different from rational numbers? See Integers, Rational and Irrational Numbers.

 
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