To solve this question we have to make deduct these 2 years. 2117 minus 1990 will give the answer.
You are 127 years old.
(1524 months are passed.)
From 1990 to 2117 there are 127 years. If you want to learn your age in 2117 (born in 1990) your age is 127.
Let's see what will be your age if you born +1 or -1 from that date.