How to Increment a Number in Excel. Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point.

Each cell in an Excel spreadsheet has a unique address, called a cell reference. This reference combines the letter that represents the cell's column with the number that represents its row. Cells ...

How to subtract in Excel using cell references You don't have to subtract numbers in a single cell; you can also set up a formula that will subtract the values stored in multiple cells.

Excel’s INDEX function allows users to reference values in a range of data (or array of data) by their column and row number position within that range. As a simple example, the formula =INDEX (A1:F10 ...