To solve this question we have to make deduct these 2 years. 2120 minus 1961 will give the answer.
You are 159 years old.
(1908 months are passed.)
From 1961 to 2120 there are 159 years. If you want to learn your age in 2120 (born in 1961) your age is 159.
Let's see what will be your age if you born +1 or -1 from that date.