How are these numbers calculated?

Big Games

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

Week of 10/23100.0*Chance in playoffs100.0*Average seed
Guadalajara 2 Xelajú 1 -39.8
-0.4
Points
Chance Will Make Playoffs

Lottery

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

Big Games

Week of 10/23100.0*Lottery seed
Guadalajara 2 Xelajú 1 +1.7
Houston Dynamo 1 Olimpia 1 -0.2
Tigres 5 Alajuelense 0 +0.1
Metapán 2 LA Galaxy 3 +0.1
Santos Laguna 1 Toronto FC 0 -0.1
Real Salt Lake 0 Herediano 0 +0.1