How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Ashley 115.95 Blaine 107.05 -3.6
-0.6
Taylor 97.7 Lenny 142.6 +1.2
-0.1
Jimmy 114.9 Allison 122.55 +0.9
Tate 129.4 Sim 103.2 +0.1
If winner is:HomeAway
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Blaine vs AllisonIn-3.3
+0.9-0.9
Taylor vs Sim-1.8+1.8
+0.1-0.1
Jimmy vs Lenny-1.8+1.8
Tate vs Ashley+1.2-1.2
-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
93-0In593922,609,222
82-1In429382637,813,330
71-2In051765137,812,399
60-373.5%12622522,610,703
Total:96.7%916161627123020,845,654
Games Above .500
Chance Will Make Playoffs