22.6k views
1 vote
If the earth is supposably billions of years old than why do we say its the year of 2016

User Urban
by
8.3k points

2 Answers

1 vote
AD and before Christ BC are used to label or number years in the Julian and Gregorian calendars.
User Shiva Govindaswamy
by
8.3k points
4 votes
There was BC (before christ) for a few thousand of years.
User Galeksandrp
by
7.7k points