How are these numbers calculated?

Big Games

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

Week of 7/14100.0*Average seed
Southampton 1 Brighton & Hove 1 -0.1
Newcastle United 1 Tottenham Hotspur 3 +0.1
Everton 1 Aston Villa 1 +0.1
Crystal Palace 0 Manchester United 2 +0.0
Burnley 1 Wolverhampton 1 -0.0
Week of 7/22100.0*Average seed
Bournemouth 0 Southampton 2 +0.3
Sheffield United 0 Everton 1 -0.3
Brighton & Hove 0 Newcastle United 0 +0.0
Wolverhampton 2 Crystal Palace 0 +0.0
Week of 7/26100.0*Average seed
Everton 1 Bournemouth 3 +0.4
Southampton 3 Sheffield United 1 +0.4
Points
Chance Will Win Championship