2017 − 42 = 1975 was the year of birth.
1975 + 42 = 2017
They turned 42 in 2015.
They turned 42 in 2013.
People born in 1970 will be 42 in 2012.
42 years previous to the current year.
1969
42
They turned 42 in 2015.
1968. To figure that out you subtract the year now to 42. So it would be 2010-42 and that equals 1968.
They turned 42 in 2013.
If they have already had their birthday this year, then they were born in 1969. If they have not already had their birthday this year, they will be 42 by the end of the year, and so were born in 1968.
If you turn 42 in the year 2012 then you were born in 1970.
People born in 1970 will be 42 in 2012.
Well, we are living in 2013 right now so by simple subtraction, you would find that a 42 year-old was born in 1971 (2013- 42 = 1971)
42 years previous to the current year.
42
1969
it takes 42