To solve this question we have to make deduct these 2 years. 2117 minus 1971 will give the answer.
You are 146 years old.
(1752 months are passed.)
From 1971 to 2117 there are 146 years. If you want to learn your age in 2117 (born in 1971) your age is 146.
Let's see what will be your age if you born +1 or -1 from that date.