How to use this tool
Choose a starting date and enter the whole number of days to subtract.
Good to know
Calendar days include weekends and holidays. Dates from 1000 through 9999; up to 1000000 days. Results outside that date range are rejected.
Subtract days from a date
Find the date a given number of days before a starting date.
Date entry follows your browser settings. Result dates use your selected format.
Enter details and calculate.