| Overload | Description | 
|---|---|
| Subtract(TimeSpan) | The specified TimeSpan will be subtracted from this instance of TdPeriodTimestampWithTimeZone. | 
| Subtract(TdIntervalDayToSecond) | Subtracts the specified TdIntervalDayToSecond from this instance of TdPeriodTimestampWithTimeZone. | 
| Subtract(TdIntervalYearToMonth) | Subtracts the specified TdIntervalYearToMonth from this instance of TdPeriodTimestampWithTimeZone. |