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 -23.3
-0.7
Beijing Guoan 2 Sanfrecce 2 +9.4
+0.1
Week of 4/22100.0*Chance in playoffs100.0*Average seed
Sanfrecce 1 Mariners 0 Out
-1.0
FC Seoul 2 Beijing Guoan 1 +7.7
+0.1
Points
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 4/15100.0*Lottery seed
Mariners 0 FC Seoul 1 +4.7
Beijing Guoan 2 Sanfrecce 2 -0.9
Marinos 2 Motors 1 +0.2
Buriram 1 Shandong 0 -0.1
Victory 2 Evergrande 0 +0.1
Cerezo Osaka 0 Pohang 2 -0.1
Ulsan Hyundai 0 Wanderers 2 +0.1
Sepahan 4 Al-Sadd 0 +0.0
Lekhwiya 0 Al-Ain 5 -0.0
Al-Shabab 1 Esteghlal 1 -0.0
Week of 4/22100.0*Lottery seed
Sanfrecce 1 Mariners 0 +6.0
FC Seoul 2 Beijing Guoan 1 -0.6
Al-Sadd 2 Al-Ahli 1 +0.2
Esteghlal 3 Al-Rayyan 1 +0.2
El Jaish 1 Bunyodkor 2 +0.2
Wanderers 5 Guizhou Renhe 0 -0.1
Motors 0 Victory 0 -0.1
Al-Hilal 1 Sepahan 0 +0.1
Pohang 0 Buriram 0 +0.1
Al-Ain 1 Al-Ittihad 1 +0.1
Shandong 1 Cerezo Osaka 2 -0.0
Tractor Sazi 0 Lekhwiya 1 +0.0
Evergrande 2 Marinos 1 +0.0