How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday, 5/26100.0*Chance wins title100.0*UEFA CL100.0*Europa League100.0*Average seed
PAOK 2 Panionios 0 +15.7
+15.7
-15.7
+0.3
AEK 3 Panathinaikos 1 +2.2
+2.2
-2.2
-0.0
Sunday, 5/29100.0*Chance wins title100.0*UEFA CL100.0*Europa League100.0*Average seed
AEK 0 PAOK 0 +12.0
+12.0
-12.0
+0.2
Panathinaikos 1 Panionios 0 -11.4
-11.4
+11.4
-0.2
Tuesday, 5/31100.0*Chance wins title100.0*UEFA CL100.0*Europa League100.0*Average seed
PAOK 1 Panathinaikos 1 Yes
Yes
No
+0.5
Panionios 1 AEK 0 +0.1
Points
Chance Will Win Championship