How to display the period of a BigInteger?

Question

C++ / C#

There is a BigInteger numerator and a BigInteger denominator, i.e. fraction in its usual form. How to display as a decimal fraction, taking into account the fact that the fraction can be with an infinite period?

Answer 1

Rounding via Math.Round or Output Formatting - String.Format("{0:0.00}",x); where x is the result of the calculation. If you need it for further calculations, then the first option, and if just for output to the interface - the second.