To solve this question we have to make deduct these 2 years. 2091 minus 1970 will give the answer.
You are 121 years old.
(1452 months are passed.)
From 1970 to 2091 there are 121 years. If you want to learn your age in 2091 (born in 1970) your age is 121.
Let's see what will be your age if you born +1 or -1 from that date.