How are these numbers calculated?

Big Games

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

Week of 11/25100.0*Chance in playoffs100.0*Average seed
Shakhtar Donetsk 0 Athletic Bilbao 1 -0.2
-0.3
BATE 0 Porto 3 In
-0.1
Week of 12/9None
Points
Chance Will Make Playoffs