Answer:
Answer from John: If the calculated amount is less than one cent, I'd suggest rounding down (to zero) or up (one cent) based on the standard rounding routine. Document the procedure and follow it.
Answer:
Answer from Andy: Being consistent is the most important thing. These occasions will likely be minimal and if you want to standardize it for the "math challenged" just always round up.
First published on BankersOnline.com 3/25/13