decimal b = 1.995555M;
Math.Round(b, 2); //returns 2.00
decimal a = 1.994444M;
Math.Round(a, 2); //returns 1.99
decimal b = 1.995555M;
Math.Round(b, 2); //returns 2.00
float value = 92.197354542F;
value = (float)System.Math.Round(value,2); // value = 92.2;
String.Format("{0:0.00}", 123.4567); // "123.46"