How can I limit the number of digits displayed by printf after the decimal point?

Question

I wrote a small program that reads two integers using scanf and then performs various arithmetic calculations. I\'m using printf to display the res

Answer 1

use "%.2f" at the place you want.

For example, modify the following statement

printf("\n%20s%20lf", "Fraction", quotientdecimal);

into this one :

printf("\n%20s%.2f", "Fraction", quotientdecimal);

will only display two fraction numbers of the variable quotlentdecimal.