To solve this question we have to make deduct these 2 years. 2117 minus 1972 will give the answer.
You are 145 years old.
(1740 months are passed.)
From 1972 to 2117 there are 145 years. If you want to learn your age in 2117 (born in 1972) your age is 145.
Let's see what will be your age if you born +1 or -1 from that date.