9Converting Fractions and Decimals
By now you probably realize that fractions and decimals are two sides of the same coin. Every fraction can be expressed as a decimal, and most decimals can be expressed as fractions. You probably already knew that 
of a dollar is $.25, that's where the 25-cent coin got the name quarter. How would you express $.50 as a fraction? It's half a dollar, or 
of a dollar. To do a lot of math problems, especially when you're doing algebra, you'll need to be able to convert fractions into decimals and decimals into fractions. ...
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