To solve this question we have to make deduct these 2 years. 2116 minus 1987 will give the answer.
You are 129 years old.
(1548 months are passed.)
From 1987 to 2116 there are 129 years. If you want to learn your age in 2116 (born in 1987) your age is 129.
Let's see what will be your age if you born +1 or -1 from that date.