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excel formula to calculate date of birth from age. DATEDIFD5TODAYy Because TODAY always returns the current date the formula will continue to calculate the correct age in the future. The DATEDIF function has three arguments.
Quickly calculate age by date of birth in Excel 1. To account for a leap year occurring every 4 years 36525 is used in the formula. How to Use Function DATEDIF The most suitable function to calculate age in Excel is the function DATEDIF.
Thats the idea with the age formula above.
To calculate age from a birthdate you can use the DATEDIF function together with the TODAY function. First of all you need to calculate to total completed years between a date of birth and todays date. As below screenshot shown cell A2 contains a persons date of birth and cell B2 contains the specific or future date you will calculate this persons age based on you can apply the following formula to achieve it. And for this the formula will be.