Subtracts a DateTimeOffset from another DateTimeOffset
using System; using System.Globalization; public class Test { public static void Main() { DateTimeOffset offsetDate = new DateTimeOffset(2010, 12, 3, 11, 30, 0, new TimeSpan(-8, 0, 0)); TimeSpan duration = new TimeSpan(7, 18, 0, 0); Console.WriteLine(offsetDate.Subtract(duration).ToString()); } }