How are these numbers calculated?

Big Games

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

Week of 11/28100.0*Chance in playoffs100.0*Average seed
Borussia Dortmund 0 Club Brugge 0 In
-0.1
Atlético Madrid 2 Monaco 0 -0.6
-0.1
Week of 12/12100.0*Chance in playoffs100.0*Average seed
Club Brugge 0 Atlético Madrid 0 +0.3
Monaco 0 Borussia Dortmund 2 +0.2
Points
Chance Will Make Playoffs