To solve this question we have to make deduct these 2 years. 2104 minus 1978 will give the answer.
You are 126 years old.
(1512 months are passed.)
From 1978 to 2104 there are 126 years. If you want to learn your age in 2104 (born in 1978) your age is 126.
Let's see what will be your age if you born +1 or -1 from that date.