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Convert Birthdate to Age in Days Excel Tutorial

By Sofia Laurent 154 Views
Convert Birthdate to Age inDays Excel Tutorial
Convert Birthdate to Age in Days Excel Tutorial

By subtracting the birth year from the current year, you get a preliminary age value. Alternative with INT and Division Another approach to convert date to age involves calculating the difference in days between today and the birth date, then dividing by the average number of days in a year.

Convert Birthdate to Age in Days Excel Tutorial

TODAY returns the current date, and YEAR extracts the four-digit year. Precise Age Calculation with DATEDIF For a solution that accounts for months and days, the DATEDIF function is the standard tool in Excel to convert date to age with full accuracy.

Whether you are managing HR records, building a medical database, or tracking membership durations, understanding how to derive age from a date of birth ensures your data remains current without manual recalculation. This method handles leap years and varying month lengths correctly, making it robust for formal reporting.

Convert Birthdate to Age in Days Excel Tutorial

Calculating a person's age from a birth date is a common requirement in spreadsheets, and Microsoft Excel provides several reliable methods to convert date to age accurately. Formula Example and Limitations An example formula is `=INT((TODAY() - A1) / 365.

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Written by Sofia Laurent

Sofia Laurent is a Senior Editor exploring design, lifestyle, and global trends. She blends editorial clarity with a refined point of view.