How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/28100.0*Average seed
Tottenham Hotspur 0 West Ham United 1 -0.2
Southampton 3 Bournemouth 3 -0.1
Brighton & Hove 1 Newcastle United 1 +0.1
Burnley 0 Manchester City 1 +0.1
Crystal Palace 0 Everton 0 +0.0
Week of 5/4100.0*Average seed
Bournemouth 1 Tottenham Hotspur 0 +1.0
Cardiff City 2 Crystal Palace 3 -0.1
Everton 2 Burnley 0 +0.1
West Ham United 3 Southampton 0 +0.1
Newcastle United 2 Liverpool 3 +0.1
Week of 5/12100.0*Average seed
Crystal Palace 5 Bournemouth 3 -0.6
Fulham 0 Newcastle United 4 -0.2
Points
Chance Will Win Championship