How are these numbers calculated?

Big Games

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

Week of 5/4100.0*Average seed
Watford 2 Newcastle United 1 -0.8
Brighton & Hove 1 Manchester United 0 -0.1
Stoke City 1 Crystal Palace 2 -0.1
Bournemouth 1 Swansea City 0 -0.1
Leicester City 0 West Ham United 2 +0.1
Week of 5/6100.0*Average seed
Tottenham Hotspur 1 Newcastle United 0 -1.1
Manchester City 3 Brighton & Hove 1 +0.2
Leicester City 3 Arsenal 1 -0.1
West Ham United 0 Manchester United 0 +0.1
Manchester City 0 Huddersfield Town 0 +0.0
Week of 5/13100.0*Average seed
Newcastle United 3 Chelsea 0 +1.3
Crystal Palace 2 West Brom 0 -0.4
Burnley 1 Bournemouth 2 -0.3
Manchester United 1 Watford 0 +0.3
Liverpool 4 Brighton & Hove 0 +0.3
West Ham United 3 Everton 1 -0.3
Points
Chance Will Win Championship