How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
Sidney 116.62 Michael 92.28 +14.1
+0.7
Carlos 105.36 Ole 116.1 -4.2
-0.2
Mike 77.06 Mark 50.3 +3.6
+0.3
Suzie 106.2 Noah 89.76 +2.0
-0.1
Chris 79.68 Josh 104.86 +0.3
+0.0
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Chris vs Sidney-33.3+9.2
-1.9+0.5
Steve vs Mark-1.9+1.3
+0.1-0.1
Michael vs Noah+0.8-0.4
Ole vs Suzie-0.1+0.5
-0.0+0.2
Josh vs Russell+0.1-0.2
+0.1-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
82-0In0424014326,992,648
71-197.3%1935401430028,802,914
60-25.7636451215,921,446
Total:89.7%0192222207541061,717,008
Games Above .500
Chance Will Make Playoffs