To solve this question we have to make deduct these 2 years. 2090 minus 1969 will give the answer.
You are 121 years old.
(1452 months are passed.)
From 1969 to 2090 there are 121 years. If you want to learn your age in 2090 (born in 1969) your age is 121.
Let's see what will be your age if you born +1 or -1 from that date.