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### Notations for fractions

There are many ways to describe a simple fraction

##### Explanation

This can also be written as

or as

There is not much difference in that yet. Only a crook will see how steep the fraction bar is drawn. A bookkeeper prefers the notation

and that looks quite strange. In primary school you learned how a large division is computed

The percent sign describes a fraction, because

In high school you learned to calculate with negative powers