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.

Kumar Malyala asked if there’s a way in Excel to count the number of business days between two dates. However, if you don’t want Saturdays and Sundays in your total, you’ll have to work a bit harder.

As I showed in my first Excel functions article, the serious meat in any spreadsheet is the formulas and functions that perform the calculations. Excel offers functions that you can use to make the ...