To solve this question we have to make deduct these 2 years. 2102 minus 1964 will give the answer.
You are 138 years old.
(1656 months are passed.)
From 1964 to 2102 there are 138 years. If you want to learn your age in 2102 (born in 1964) your age is 138.
Let's see what will be your age if you born +1 or -1 from that date.