How are these numbers calculated?

Big Games

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

Week of 2/8100.0*Chance wins title100.0*Upper Division100.0*Demoted100.0*Average seed
AG 0 Lilgun 2 -6.5
-15.6
+3.6
-0.8
HOYO 2 AG 0 No
-6.2
+13.2
-1.0
Lilgun 2 Omega 0 +1.3
-0.1
-0.2
Cignal 2 YG 1 -0.1
-1.4
-0.4
GXR 2 HOYO 1 +0.6
+0.1
+0.1
Week of 2/15100.0*Chance wins title100.0*Upper Division100.0*Demoted100.0*Average seed
Omega 2 Cignal 0 -0.8
-0.1
Lilgun 2 HOYO 0 No
No
+0.2
GXR 2 ZeroTwo 1 +0.1
YG 1 AG 2 -25.5
+0.7
Cignal 0 GXR 2 -0.5
Week of 2/22100.0*Chance wins title100.0*Upper Division100.0*Demoted100.0*Average seed
HOYO 1 ZeroTwo 2 +0.4
If winner is:HomeAway
AG vs Omega+0.7-0.2
Lilgun vs YG+0.0-0.1

What If

Chances based on how well the AG finish out the regular season.   Explain

100100100100100100100100
If finish:ChanceUpperChance will finish season at seed
TPW-Lwins titleDivision12345678DemotedCount
41-0NoNo293636No11,197,645,384
30-1NoNo00100No39,840,655,256
Total:NoNo6886No51,038,300,640
Points
Chance Will Win Championship