In the year AD21, a man was 36 years old. In what year was he 12 years old?

1 answer

We need to subtract 36 years from AD21 to determine the year when the man was 12 years old:

AD21 - 36 years = AD (21 - 36) = AD -15

Therefore, the man was 12 years old in the year AD -15 (or 15 BC).