Use Remainder Operator on float point data type : Float : Data Type C# Examples

    
using  System;

class  MainClass
{
      static  void  Main()
      {
            Console.WriteLine("0.0f  %  1.3f  is  {0}",  0.0f  %  1.3f);
            Console.WriteLine("0.3f  %  1.3f  is  {0}",  0.3f  %  1.3f);
            Console.WriteLine("1.0f  %  1.3f  is  {0}",  1.0f  %  1.3f);
            Console.WriteLine("1.3f  %  1.3f  is  {0}",  1.3f  %  1.3f);
            Console.WriteLine("2.0f  %  1.3f  is  {0}",  2.0f  %  1.3f);
            Console.WriteLine("2.3f  %  1.3f  is  {0}",  2.3f  %  1.3f);
      }
}