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
AEK 3 Panathinaikos 1 +8.7
+8.7
-8.7
+0.0
PAOK 2 Panionios 0 +6.2
+6.2
-6.2
+0.1
Sunday, 5/29100.0*Chance wins title100.0*UEFA CL100.0*Europa League100.0*Average seed
AEK 0 PAOK 0 +9.9
+9.9
-9.9
+0.1
Panathinaikos 1 Panionios 0 -2.3
-2.3
+2.3
-0.0
Tuesday, 5/31100.0*Chance wins title100.0*UEFA CL100.0*Europa League100.0*Average seed
PAOK 1 Panathinaikos 1 Yes
Yes
No
+0.2
Panionios 1 AEK 0 +0.1
Points
Chance Will Win Championship