## Excel Formula: Count Days from Today

This tutorial provides the best formula to calculate the difference between a date and today in Excel.

Generic formula:

 ABS(IF(ISBLANK(date),"",TODAY()-date))

Syntaxt and Arguments

 Date: the date that is used to count the number of days from today.

Return Value

The formula returns a numeric value.

Remark

Whether the given date is a past date or future date, it returns a positive value.

How this formula works

To count the days between today and the specific date in cell B3, please use below formula:

 =ABS(IF(ISBLANK(B3),"",TODAY()-B3))

Press Enter key to get the result.

Then drag auto fill handle over other cells to apply this formula as you need.

Explanation

TODAY function: returns the current date.

ISBLANK function: returns TRUE if the cell is empty, or return FALSE if the cell is not empty.

IF function: performs a simple logical test depending on the comparison result, and it returns one value if a result is TRUE, or the other value if the result is FALSE.

Here the formula IF(ISBLANK(B3),"",TODAY()-B3)
If ISBLANK(B3) returns TRUE, then the IF formula returns empty, if ISBLANK(B3) returns FALSE, then the IF formula returns TODAY()-B3.

ABS function: returns absolute value of a number.

Note:

1. If you want to return future days as positive value, past days as negative value, use the formula as
=IF(ISBLANK(B3),"",B3-TODAY())

2. If you want to return future days as negative value, past days as positive value, use the formula as
=IF(ISBLANK(B3),"",TODAY()-B3)

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