How are these numbers calculated?

Big Games

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

Week of 11/27100.0*Chance in playoffs100.0*Average seed
Valencia 2 Chelsea 2 -9.7
-0.0
Lille 0 Ajax 2 -1.5
-0.1
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Ajax 0 Valencia 1 In
+1.4
Chelsea 2 Lille 1 -16.1
-0.2
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 11/27100.0*Lottery seed
Lille 0 Ajax 2 -0.4
Valencia 2 Chelsea 2 -0.2
Week of 12/11100.0*Lottery seed
Ajax 0 Valencia 1 +11.1
Chelsea 2 Lille 1 -1.3