# Question #bf6ab

##### 1 Answer

There is tradition to transform an improper fraction into a mixed form.

Example:

But it's not compulsory. It all depends on the problem at hand.

#### Explanation:

Sometimes, it's more convenient to transform mixed fraction into improper form to perform intermediate calculations and then back to mixed fraction:

It's not compulsory to convert a fraction into decimal format, but sometimes is desirable (not always possible to do it exactly, some approximation might be used):

What is usually done and encouraged is reducing the fraction into smallest numbers in denominator and numerator possible:

This latter transformation is practically always performed, so you can consider it compulsory.