What is an Improper Fraction?

An improper fraction has a numerator that is larger than its denominator.

13/4 is an improper fraction. It needs to be converted into a proper fraction by dividing the numerator by the denominator: 13 ÷ 4

It would become 3¼.

Here is an excellent page to explain many math terms and processes:
http://www.aaamath.com/

And here is a good one for practicing:
http://www.rainforestmaths.com/

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