To solve this question we have to make deduct these 2 years. 2116 minus 1974 will give the answer.
You are 142 years old.
(1704 months are passed.)
From 1974 to 2116 there are 142 years. If you want to learn your age in 2116 (born in 1974) your age is 142.
Let's see what will be your age if you born +1 or -1 from that date.