A date span shown as combined years, months and days.
The duration breaks into completed years, remaining months and leftover days since the final year's matching date. A year-month-day breakdown is the clearest way to state long durations like warranties or loans.
Period Duration
Span = completed years, then months and days since the last matching day
Span = completed years, then months and days since the last matching day The duration breaks into completed years, remaining months and leftover days since the final year's matching date.
A year-month-day breakdown is the clearest way to state long durations like warranties or loans.
This calculator takes 6 inputs: Start year, Start month, Start day, End year, End month, End 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.