In Excel Help: Specifications, Calculation

This tells you the precision is 15 decimal digits.

But you should know how to interpret that; 0.0000000000000123456789012345 is still possible.

Look here for more info:

http://support.microsoft.com/kb/78113

--
Kind regards,

Niek Otten
Microsoft MVP - Excel

"Nicolas Cachanosky" wrote in message
...
|I would like to know how many numbers of decimals the latest versions of
| Excel can handle (2003 and 2007)
|
| Any help on how to find this data will be appreciated.
|
| Kind Rgds.
| --
| Nicolas Cachanosky