There are 20 teams in total in the premiership. Outside of England, the premiership is known as the English Premier League.
In Premier League are 20 teams.
There are 20 teams in the English football premiership. Strictly speaking, it's called the "Premier League" now.
3 teams relegated each season.
The Premiership is the top league in England. It is considered by many to be the best league in the world. The Premiership consists of 20 teams.