Ever had that last minute panic because there is a calculation error somewhere in your totals and you just can't find it!
I bet you have submitted many spreadsheets over the years and still did not pick up on a calculation error in your totals!
This all depends whether you total along the bottom row totals or the side column totals. If you do only one of these then your spreadsheet could be prone to some calculation errors that you will never ever pick up on.
Watch the video which explains just how to fix this problem so that you can have error free spreadsheets in the future and sleep easy!