Change green text (23-03-1985), then click CALCULATE.

Years
Months
Days
Jm27-11-1975
Hlm01-01-1977
Arhmn01-07-2007
nmn30-11-2008
Xaajiga26-03-2010
M17-10-2014
Xmd01-01-1999
Nr01-01-2001