Another possibility... if you are deleting all old data, delete the cells,
rows, columns using Edit/Delete, then go to cell A1 of your spreadsheet and
save. This will shrink your worksheet to fit the existing data...

"Niek Otten" wrote:

Maybe this:

http://www.contextures.com/xlfaqApp.html#Unused

--
Kind regards,

Niek Otten
Microsoft MVP - Excel

"Lambi000" wrote in message ...
|I have a user with a 40 MG spreadsheet with lots of calculations. At the end
| of the year, I clean out the data for her and she starts with a clean slate.
| She is complaining that even though there is no data to calculate anymore, it
| is taking 5 minutes to calculate when she is saving.
|
| She and I remember this problem last year and somebody (who is no longer
| here) did something to "compress" the data. Any idea what that could have
| been?
|
| Thank you
|