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
GXR 2 HOYO 1 No
-4.3
+18.3
-0.8
Cignal 2 YG 1 -1.2
-4.7
+0.1
HOYO 2 AG 0 +1.0
-19.6
+0.8
Lilgun 2 Omega 0 +0.5
+1.9
-0.1
AG 0 Lilgun 2 +0.2
+1.0
Week of 2/15100.0*Chance wins title100.0*Upper Division100.0*Demoted100.0*Average seed
GXR 2 ZeroTwo 1 No
+2.3
-0.2
Lilgun 2 HOYO 0 No
+18.5
-0.8
Omega 2 Cignal 0 -0.9
YG 1 AG 2 +6.0
-0.1
Week of 2/22100.0*Chance wins title100.0*Upper Division100.0*Demoted100.0*Average seed
HOYO 1 ZeroTwo 2 Yes
-0.8

What If

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

100100100100100100100100
If finish:ChanceUpperChance will finish season at seed
TPW-Lwins titleDivision12345678DemotedCount
20-0NoNo100Yes26,756,586,608
Total:NoNo100Yes26,756,586,608
Points
Chance Will Win Championship