How are these numbers calculated?

Big Games

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

Week of 10/23100.0*Chance in playoffs100.0*Average seed
Winnipeg 41 Montreal 24 -0.8
Saskatchewan 33 BC 30 -0.2
-0.8
Toronto 17 Hamilton 26 -0.1
Calgary 30 Edmonton 7 -0.1
Week of 10/30100.0*Chance in playoffs100.0*Average seed
Montreal 48 Winnipeg 13 +6.1
+0.1
Hamilton 24 Saskatchewan 6 -6.0
+0.1
BC 26 Calgary 28 -5.0
-0.5
Edmonton 36 Toronto 10 -1.3
-0.1
Week of 11/6100.0*Chance in playoffs100.0*Average seed
Winnipeg 17 Hamilton 39 In
+0.4
BC 13 Edmonton 45 -22.0
-0.8
Games Above .500
Chance Will Make Playoffs