Subtraction is the easiest way to count days between two dates in Excel. You can use the arithmetic operator – (minus sign) to subtract one date from another to find the number of days between them.
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The top 5 Excel formulas for students

Microsoft Excel is an undisputed king when it comes to working with numbers and data. Whether you're a student or a working ...
Numbers affect your business's success, and Excel helps you manage your numbers. Whether your spreadsheets contain sales figures or employee names, you may need to need to count values in a ...
Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...