Let's take an example.
5 3/8 is an mixed fraction to convert it into improper fraction first multiply the integer with the denominator and add numerator to the answer. In this case multiply 5 by 8 and add 3 to their product. This is the numerator while the denominator remains the same. The improper fraction that we get from the above mixed fraction is 43/5.

1 5 1
hi iii saubia
how r u???
fine and u?
I m fine.
Multiply the hole no. Part by the fractions denominator add it to numerator Write the answer in the answer on top of denominator. And u will get improper fraction . I hope it works.