To solve this question we have to make deduct these 2 years. 2103 minus 1975 will give the answer.
You are 128 years old.
(1536 months are passed.)
From 1975 to 2103 there are 128 years. If you want to learn your age in 2103 (born in 1975) your age is 128.
Let's see what will be your age if you born +1 or -1 from that date.