To solve this question we have to make deduct these 2 years. 2118 minus 1990 will give the answer.
You are 128 years old.
(1536 months are passed.)
From 1990 to 2118 there are 128 years. If you want to learn your age in 2118 (born in 1990) your age is 128.
Let's see what will be your age if you born +1 or -1 from that date.