Excel's AutoFill feature will fill in the sum formula for each cell in the first row of the worksheets you combine. Hold your mouse pointer over the green square on the bottom-right side of the ...

How to Sum Across Worksheets in Microsoft Excel. Using multiple sheets in the same Excel workbook helps organize data into distinct categories. For example, you might have sales data for each of ...

Unlock the full potential of Excel's SUM function with advanced techniques for data analysis, conditional counting, and more.