Computes the subtraction of the two specified NullableDecimal structures.
Null if either instance of NullableDecimal is Null otherwise a NullableDecimal structure whose Value property contains the results of the subtraction.
| Exception Type | Condition | 
|---|---|
| OverflowException | The subtraction compute a number that is less than MinValue or greater than MaxValue. | 
NullableDecimal Class | NullableTypes Namespace