69
Subtract 51 from 2012 equals 1961.
Someone born in 2001 would be 11 years old in 2012. To calculate this, you subtract the birth year (2001) from the year in question (2012), resulting in 2012 - 2001 = 11.
Stop being lazy and subtract 70 from 2012
If the current date is 14th October 2012 Then 2012-1945= 69 (You had your 69 birthday yesterday).
Subtract.
57
To figure this out, simply subtract 2010 by 1943.2010-1943=67
2012-69 = 1943
You can do this. 2017- 2012. You know how, so do it.
Subtract 51 from 2012 equals 1961.
-1912
Subtract 1999 from it.
Subtract the years to find out.
20
4006
It was 1960. All you have to do is subtract 52 from 2012
31 days right now it is may 15 2012 subtract from that.