Check out example codes for "c# round number". It will help you in understanding the concepts better.

Code Example 1

double number = 1.5362
  
int rounded = Math.Round(number)
//rounds number to 2
  
double rounded_2 = Math.Round(number, 2)
//rounds number to 1.54

Code Example 2

// Use Math.Ceiling to round up
Math.Ceiling(0.5); // 1

// Use Math.Round to just round
Math.Round(0.5, MidpointRounding.AwayFromZero); // 1

// And Math.Floor to round down
Math.Floor(0.5); // 0

Code Example 3

double number = 1.5362
  
int ceiling = Math.Ceiling(number)
//rounds number to 2

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