How are these numbers calculated?

Big Games

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

Week of 10/11100.0*Chance in playoffs100.0*Average seed
Matt Aman 132 jason henson 93 +12.5
+1.0
Jake Gabrielson 93 Trevor Swem 76 +0.5
Jason Rowe 62 Kyle Crew 55 -0.3
chris zaitonia 101 anthony paul 94 -0.3
Jeff Klank 127 Jonathan Ren 142 +0.2
If winner is:HomeAway
Week of 10/18100.0*Chance in playoffs100.0*Average seed
Kyle Crew vs Matt Aman-13.0+13.1
-1.0+1.0
Paul Payne vs Jake Gabrielson-1.0+1.0
anthony paul vs Jeff Klank+0.5-0.5
chris zaitonia vs Tim Kanasty-0.5+0.5
Jonathan Ren vs jason henson-0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
118-0In982029,031
107-1In811810220,280
96-2In384614200772,217
85-3100.0%424392581001,543,350
74-487.1006213327112001,931,852
63-515.8002133033184001,545,480
52-60.1001103037182772,967
41-7Out003214828220,444
30-8Out02287029,515
Total:63.6%8111211111010976417,065,136
Games Above .500
Chance Will Make Playoffs