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How to use the ISNUMBER function in Microsoft Excel

Master Excel’s most versatile logical gatekeeper to validate inputs, prevent math crashes, and automate complex spreadsheet ...
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How to Use Logic Statements in Excel

Logic statements in Microsoft Excel allow you to test the contents of cells to see if they meet your criteria. For example, if a spreadsheet lists sales figures, you can use Excel logic statements to ...
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How to Convert True-False to Check Boxes in Excel

Microsoft Excel's form controls can turn the Boolean options of a true-false choice into a clickable data-entry option. If you create spreadsheets to record business information about sales, personnel ...
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Use Excel’s DATE, WEEKDAY, IF, and IF/OR to make weekly schedules by task, event and team member

Excel’s SUM, DATE, WEEKDAY, IF, Nested IF, and IF/OR functions came to mind as I was watching a 1969 film called If It’s Tuesday, This Must Be Belgium, about American tourists on a whirlwind tour of ...