Excel's MOD function doesn't have to be used to return a value—it can also be used to determine which cells should be formatted through conditional formatting.

After that, select Use a formula to determine which cells to format. Now, click inside the box under the Edit the Rule Description section and select the cell containing the date in the first row.

Excel conditional formatting made easy! Learn formulas, advanced techniques, and troubleshooting tips to enhance your data analysis skills.

Highlight the cell where you want to add the conditional formatting to when the check box is selected. In the Select a rule type list, select ‘Use a formula to determine which cells to format.’ ...

Not Using a Recognized Date Format When you enter a value into a cell that Excel recognizes as a date, the number format in the Number group of the Home tab will change to either Date or Custom.

Thanks to the linked cell property in Microsoft Excel, it's super easy to use the selected value as a condition in a macro or conditional formatting rule.

Click Conditional Formatting in the Styles group and choose New Rule. In the top pane of the resulting dialog, click the last option, Use a Formula to determine which cells to format.

Click "Use a Formula to Determine Which Cells to Format" from the Select a Rule Type section. Enter "=mod (row (),2)=0" without quotes in the Edit the Rule Description section to alternate row colors.

You can specify that you would like to count the difference in hours by adding a time specifier to your formula or by altering the cell format in your spreadsheet.

Learn how to write formulas for Microsoft Excel using the power of ChatGPT to quickly transform your spreadsheets into data analytic gold ...