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.

When you enter a date that's formatted with slashes, Excel will recognize it as a date. For example, Excel will automatically choose the date format for a cell that contains 11/11/19. You can set ...

Dates and times are stored as serial numbers in Microsoft Excel, allowing for quick calculations and comparisons. Serial numbers for dates start on January 1, 1900, while times are decimalized ...