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
Independiente del Valle 1 San Lorenzo 1 +10.0
+0.2
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Botafogo 0 Union Espanola 1 In
+0.7
Week of 4/8100.0*Chance in playoffs100.0*Average seed
Union Espanola 4 Independiente del Valle 5 -0.3
San Lorenzo 3 Botafogo 0 +0.2
Points
Chance Will Make Playoffs