How are these numbers calculated?

Big Games

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

Week of 5/5100.0*UEFA CL100.0*Average seed
Arsenal 2 Manchester United 0 -16.9
-0.5
Manchester City 5 Crystal Palace 0 -7.3
-0.1
Liverpool 0 Southampton 0 +3.1
+0.1
West Ham 1 Tottenham Hotspur 0 +0.1
Week of 5/10100.0*UEFA CL100.0*Average seed
Tottenham Hotspur 2 Manchester United 1 -4.5
-0.2
West Ham 0 Liverpool 4 -2.5
-0.1
Manchester City 2 Leicester City 1 -1.8
-0.0
Stoke City 1 Arsenal 4 -1.6
-0.1
Southampton 0 Arsenal 2 -1.2
-0.2
Week of 5/15100.0*UEFA CL100.0*Average seed
Arsenal 2 Sunderland 0 -0.1
Points
Chance Will Win Championship