Check out example codes for "c# round to 2 decimal places". It will help you in understanding the concepts better.

Code Example 1

// just two decimal places
String.Format("{0:0.##}", 123.4567);      // "123.46"
String.Format("{0:0.##}", 123.4);         // "123.4"
String.Format("{0:0.##}", 123.0);         // "123"

Code Example 2

decimal b = 1.995555M;

Math.Round(b, 2); //returns 2.00

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