The original title is: 1996, and Xiaogang's father is three times as old as Xiaogang; 20 14 years, Xiaogang is 30 years old, 20 14 years, how old is his father.

According to the mathematical principle, 20 14 minus 196 is 18, and 30 minus 18 is 12, where 196 Xiao Gang is 12 years old and the father is 36. The difference between them is 24 years old.