How are these numbers calculated?

Big Games

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

Thursday, 4/16100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
South Africa 3 Israel 6 No
No
+32.6
-0.5
Mexico 9 Bulgaria 1 -0.0
-0.0
-0.4
Friday, 4/17100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
South Africa 3 New Zealand 1 -5.3
+0.1
Bulgaria 10 Israel 5 +1.4
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday, 4/19100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
South Africa vs China-75.5-67.2-67.2YesYesYes
+0.9+0.7+0.7-0.1-0.1-0.1
Israel vs Mexico+7.7+6.6+6.6-1.0-1.0-1.7
-0.1-0.1-0.1+0.0+0.0+0.0
New Zealand vs Bulgaria+0.3+0.3+0.3+0.3+0.3-0.9
-0.0-0.0-0.0-0.0-0.0+0.1

What If

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

100100100100100100
If finish:ChanceChance will finish season at seed
TPW-OTL-OTwins titlePromoted123456RelegatedCount
61-00-0NoNo21631515.4%18,815,773
50-10-0NoNo762423.61,334,127
3-4NoNo100Yes165,061,520*
Total:NoNo279190.9%185,211,420

* Row combines multiple less frequent records.

Points
Chance Will Win Championship