You can subtract in Excel by placing a minus sign in front of any numbers you want to deduct. You can add and subtract a bunch of numbers at once using the equal sign or SUM function.

How can I add or subtract months from a date using the EDATE function in Excel? To use the EDATE function you will need the starting date and the number of months to add or subtract.

Subtracting isn’t as straightforward in Excel as it seems, simply because there’s no actual command to subtract numbers. Instead, you have to use a formula with the subtraction operator.