Days and years since a past event, plus the next anniversary.
The elapsed days come from subtracting the past date from today, and the next anniversary is the upcoming recurrence of that month and day. Tracking anniversaries keeps relationships, warranties and membership renewals from slipping by unnoticed.
Days Since Anniversary
Days since = current - past date; next anniversary = the coming occurrence of the past month and day
Days since = current - past date; next anniversary = the coming occurrence of the past month and day The elapsed days come from subtracting the past date from today, and the next anniversary is the upcoming recurrence of that month and day.
Tracking anniversaries keeps relationships, warranties and membership renewals from slipping by unnoticed.
This calculator takes 6 inputs: Past year, Past month, Past day, Current year, Current month, Current day. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.