To solve this question we have to make deduct these 2 years. 2111 minus 1951 will give the answer.
You are 160 years old.
(1920 months are passed.)
From 1951 to 2111 there are 160 years. If you want to learn your age in 2111 (born in 1951) your age is 160.
Let's see what will be your age if you born +1 or -1 from that date.