1931
2007
Age Now = Year Now - Year of Birth (if the person has had their birthday this year, and one less if they have not).
If you are now (2010) 20 years old then you were born in 1990.
If you were born in 1984, your age is 38 years now
1969
1931
15 years ago from now
If you are now 26 you were born in 1984.
Right now, it is 2013, so if you are 20 years old, you were born in 1992 or 1993. In general, if a person is 20 years old, that means that they were born in the year (this year minus 20) or (this year minus 21).
1992
2001 if the year is 2012
2007
If it's the year 2010, and you are 36 years old, you would have been born in 1976.
Age Now = Year Now - Year of Birth (if the person has had their birthday this year, and one less if they have not).
If you are now (2010) 20 years old then you were born in 1990.
Present Age = 2012 - 1988 = 24 years old