How are these numbers calculated?

Big Games

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

Week of 3/25100.0*Chance in playoffs100.0*Average seed
Leon 0 Bolivar 1 +27.2
+0.7
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Emelec 1 Flamengo 2 -3.3
-0.1
Week of 4/8100.0*Chance in playoffs100.0*Average seed
Bolivar 2 Emelec 1 In
+1.0
Flamengo 2 Leon 3 +0.0
Points
Chance Will Make Playoffs