To solve this question we have to make deduct these 2 years. 2120 minus 1972 will give the answer.
You are 148 years old.
(1776 months are passed.)
From 1972 to 2120 there are 148 years. If you want to learn your age in 2120 (born in 1972) your age is 148.
Let's see what will be your age if you born +1 or -1 from that date.