How are these numbers calculated?

Big Games

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

Week of 4/2100.0*Chance in playoffs100.0*Average seed
Santa Fe 1 Cerro Porteno 0 +19.0
+0.4
Real Garcilaso 0 Tolima 3 -6.0
-0.0
Week of 4/9100.0*Chance in playoffs100.0*Average seed
Tolima 1 Santa Fe 2 In
+0.6
Real Garcilaso 5 Cerro Porteno 1 -0.2
Week of 4/16100.0*Chance in playoffs100.0*Average seed
Santa Fe 2 Real Garcilaso 0 +0.4
Points
Chance Will Make Playoffs