To solve this question we have to make deduct these 2 years. 2117 minus 1964 will give the answer.
You are 153 years old.
(1836 months are passed.)
From 1964 to 2117 there are 153 years. If you want to learn your age in 2117 (born in 1964) your age is 153.
Let's see what will be your age if you born +1 or -1 from that date.