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
Arsenal 2 Liverpool 1 +0.9
Newcastle United 1 Tottenham Hotspur 3 -0.1
Leicester City 2 Sheffield United 0 +0.1
Week of 7/22100.0*Average seed
Aston Villa 1 Arsenal 0 -1.0
Sheffield United 0 Everton 1 +0.3
Tottenham Hotspur 3 Leicester City 0 -0.2
Wolverhampton 2 Crystal Palace 0 -0.1
Norwich City 0 Burnley 2 -0.1
Week of 7/26100.0*Average seed
Southampton 3 Sheffield United 1 +0.4
Burnley 1 Brighton & Hove 2 +0.4
Arsenal 3 Watford 2 +0.4
Points
Chance Will Win Championship