How are these numbers calculated?

Big Games

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

Week of 10/21100.0*Chance in playoffs100.0*Average seed
VC 26 Breton 24 +16.5
+0.8
Caroline 47 Trojans 57 +1.3
Rimbey 44 MIners 13 +0.2
+0.0
Sedg 0 Ponoka 61 -0.0
Week of 10/28100.0*Chance in playoffs100.0*Average seed
Breton 22 MW 70 +0.1
+0.0
Caroline 12 BMC 64 +0.1
-0.0
Ponoka 48 VC 13 -0.4
Week of 11/4None
Games Above .500
Chance Will Make Playoffs