How are these numbers calculated?

Big Games

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

Week of 4/21100.0*Chance in playoffs100.0*Average seed
Al-Ahli Saudi 2 Al-Ahli Dubai 1 -22.0
-0.6
Tractor Sazi 1 Nasaf Qarshi 2 +3.2
-0.1
Week of 5/5100.0*Chance in playoffs100.0*Average seed
Al-Ahli Dubai 3 Tractor Sazi 2 +39.6
+0.8
Nasaf Qarshi 0 Al-Ahli Saudi 0 +13.7
+0.1
Points
Chance Will Make Playoffs