How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday100.0*Chance in playoffs100.0*Average seed
Grey Highlands 5 Meaford 4 In
+0.3
South Muskoka 12 Bracebridge 0 -3.6
-0.1
SaturdayNone
SundayNone
Points
Chance Will Make Playoffs