To solve this question we have to make deduct these 2 years. 2116 minus 1976 will give the answer.
You are 140 years old.
(1680 months are passed.)
From 1976 to 2116 there are 140 years. If you want to learn your age in 2116 (born in 1976) your age is 140.
Let's see what will be your age if you born +1 or -1 from that date.