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
Manchester City 5 Crystal Palace 0 +12.2
+0.3
Arsenal 2 Manchester United 0 +4.0
+0.1
Liverpool 0 Southampton 0 +1.4
+0.1
Week of 5/10100.0*UEFA CL100.0*Average seed
Manchester City 2 Leicester City 1 +8.1
+0.3
Stoke City 1 Arsenal 4 -3.9
-0.1
Southampton 0 Arsenal 2 -3.1
-0.1
West Ham 0 Liverpool 4 -2.1
-0.1
Tottenham Hotspur 2 Manchester United 1 +0.6
Week of 5/15100.0*UEFA CL100.0*Average seed
Manchester City 3 West Brom 1 +6.3
+0.3
Arsenal 2 Sunderland 0 -3.2
-0.0
Arsenal 3 Everton 1 -2.4
Watford 0 Manchester City 5 Yes
+0.2
Liverpool 3 Middlesbrough 0 -1.0
-0.1
Points
Chance Will Win Championship