To solve this question we have to make deduct these 2 years. 2115 minus 1963 will give the answer.
You are 152 years old.
(1824 months are passed.)
From 1963 to 2115 there are 152 years. If you want to learn your age in 2115 (born in 1963) your age is 152.
Let's see what will be your age if you born +1 or -1 from that date.