You can use the Sum function in Microsoft Office Excel to sum columns of data, whether your data is in an Excel table or is simply a range in a column of your worksheet. The sum of a column of zeros ...
How-To Geek on MSN
The simple Excel function that decides if your formula spills or returns one value
For decades, Excel worked on a simple principle: you enter a formula into one cell, and it returns a single result into that ...
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