Excel offers several easy ways to calculate expiry dates. This post explores different ways to automate expiry date calculations in Excel.

Since Leap Year occurs once every four years — 2020, 2024 and 2028 is the next one, for example — this " Leap Day math " applies to people born Feb. 29. (Scroll down for a list of celebrities ...

Leap Day birthdays: How to calculate age, list of celebrities, famous people born Feb. 29 Happy birthday, leaplings! The last Leap Day was Thursday, Feb. 29, 2024. The next leap year is 2028.