Bonsoir @Zeubien
There have been previous discussions around the same issue which you can find in the topic below. I believe this will solve your issue.
Hi
I created a form just to explain this find it attached hereCalculateExamples.xls (26 KB)
Focus on the area shown below
[Age%20Calculate]
Your output should be something like this
[AgeCalculation]
And as indicated by @Xiphware FYI depending on how pedantic you wish to be, you might be interested in this thread (specifically discussing leap years…). But since you just want years and months here - that is, the precise number of days doesn’t matter - the impact of leap years will …
Stephane
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