To solve this question we have to make deduct these 2 years. 2089 minus 1951 will give the answer.
You are 138 years old.
(1656 months are passed.)
From 1951 to 2089 there are 138 years. If you want to learn your age in 2089 (born in 1951) your age is 138.
Let's see what will be your age if you born +1 or -1 from that date.