How are these numbers calculated?

Big Games

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

Week of 11/3100.0*Chance wins title100.0*Average seed
Zenit 1 Moscow 0 +17.0
+0.2
Spartak 3 Rostov 0 -5.7
-0.1
Dynamo 0 Rubin Kazan 1 -0.8
Krylya Sovetov 3 Lokomotiv 1 -0.5
Luch-Energia 2 Spartak Nalchik 1 -0.5
Kuban 0 CSKA 1 -0.4
Amkar Perm 3 Saturn 1 -0.1
Week of 11/11100.0*Chance wins title100.0*Average seed
Saturn 0 Zenit 1 Yes
+0.4
Spartak 2 Dynamo 1 -28.8
-0.3
Spartak Nalchik 1 Tom’ Tomsk 0 -0.3
Rubin Kazan 0 CSKA 1 -0.3
Lokomotiv 2 Kuban 3 -0.2
Points
Chance Will Win Championship