You’ve probably used SUM a thousand times. Everyone has. SUM is fine for school assignments and tiny tables, but in the real ...

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Learn how to sum and count Excel cells by color with 3 easy methods. Save time, reduce errors, and boost your data analysis ...

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For example, in cell B3, you always have the dollar amount for the same corresponding week over time. On a new worksheet in the workbook, go to a cell and type a formula like =sum ('Y1:Y10'!B3).

While the other formulas can do some magical things, the FORECAST function feels the closest to actual magic because it's as ...

For example, if you wanted to find the total of all the data in column C, you would enter "SUM (C:C)" in the formula field.

Want to know how to use VLOOKUP and SUM across multiple sheets in Excel? We've got you covered with two different methods.

We show you how to use the SUM formula in Excel, how to use the AutoSum feature and how simple additions with the plus sign work.