Select this menu option to create a vector that is the shape of the area remaining when the vector selected last is subtracted from the vector selected first.
Note: The Subtract Vectors 
button on the Vector Editing toolbars is a shortcut for this menu option. The availability of this button and toolbar is license dependent.
button on the Vector Editing toolbars is a shortcut for this menu option. The availability of this button and toolbar is license dependent.For example, these vectors:
change to:
