To solve this question we have to make deduct these 2 years. 2100 minus 1969 will give the answer.
You are 131 years old.
(1572 months are passed.)
From 1969 to 2100 there are 131 years. If you want to learn your age in 2100 (born in 1969) your age is 131.
Let's see what will be your age if you born +1 or -1 from that date.