To solve this question we have to make deduct these 2 years. 2099 minus 1955 will give the answer.
You are 144 years old.
(1728 months are passed.)
From 1955 to 2099 there are 144 years. If you want to learn your age in 2099 (born in 1955) your age is 144.
Let's see what will be your age if you born +1 or -1 from that date.