in the town of sunnyside there is an office building with floors above and b**w groung the building has 9 floors . 4 of floors are below ground drew a label and a number to represent all 9 floors of the office building
In Australia they would probably be
4
3
2
1
GF
B1
B2
B3
B4
In the US I think they woud be
5
+6 
