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 +9.2
+0.2
Caroline 47 Trojans 57 -4.3
-0.2
Rimbey 44 MIners 13 +1.5
+0.0
Week of 10/28100.0*Chance in playoffs100.0*Average seed
MIners 43 Trojans 20 +23.1
+0.2
Rimbey 72 Hinton 46 -10.1
-0.1
Breton 22 MW 70 +3.0
+0.1
Ponoka 48 VC 13 -0.3
Caroline 12 BMC 64 -0.0
Week of 11/4100.0*Chance in playoffs100.0*Average seed
Breton 12 BMC 62 +24.0
+0.5
MW 64 MIners 13 +7.5
+0.1
FMHS 46 Hinton 14 -1.0
-0.0
Games Above .500
Chance Will Make Playoffs