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 +2.6
+0.1
Lille 0 Ajax 2 -2.5
-0.1
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Ajax 0 Valencia 1 In
+1.0
Chelsea 2 Lille 1 -30.0
-0.3
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
Valencia 2 Chelsea 2 +1.2
Lille 0 Ajax 2 -0.8
Week of 12/11100.0*Lottery seed
Ajax 0 Valencia 1 +7.7
Chelsea 2 Lille 1 -2.4