How are these numbers calculated?

Big Games

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

Week of 4/15100.0*Chance in playoffs100.0*Average seed
Mariners 0 FC Seoul 1 +21.5
+0.7
Beijing Guoan 2 Sanfrecce 2 +5.8
+0.1
Week of 4/22100.0*Chance in playoffs100.0*Average seed
FC Seoul 2 Beijing Guoan 1 In
+0.6
Sanfrecce 1 Mariners 0 -7.7
-0.2
Points
Chance Will Make Playoffs

Lottery

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

Big Games

Week of 4/15100.0*Lottery seed
Mariners 0 FC Seoul 1 -5.2
Beijing Guoan 2 Sanfrecce 2 -0.3
Marinos 2 Motors 1 +0.1
Victory 2 Evergrande 0 +0.1
Cerezo Osaka 0 Pohang 2 -0.1
Al-Shabab 1 Esteghlal 1 -0.0
Buriram 1 Shandong 0 -0.0
Lekhwiya 0 Al-Ain 5 -0.0
Week of 4/22100.0*Lottery seed
FC Seoul 2 Beijing Guoan 1 -4.6
Sanfrecce 1 Mariners 0 +0.9
Wanderers 5 Guizhou Renhe 0 +0.2
Al-Sadd 2 Al-Ahli 1 -0.1
Esteghlal 3 Al-Rayyan 1 +0.1
Al-Jazira 1 Al-Shabab 2 +0.1
Tractor Sazi 0 Lekhwiya 1 -0.1
Frontale 3 Ulsan Hyundai 1 +0.0
Pohang 0 Buriram 0 +0.0
Al-Ain 1 Al-Ittihad 1 -0.0
Al-Hilal 1 Sepahan 0 +0.0
Shandong 1 Cerezo Osaka 2 +0.0
Al-Fateh 1 Foolad 5 +0.0
El Jaish 1 Bunyodkor 2 -0.0