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
kingcarson 129 Penn6045 111 -14.6
-0.9
Brown-Crayon 114 orbitmint 113 +4.8
+0.1
TheGlenlivet15 136 xNotEdgex 111 -1.3
JDC4654 164 Ryars 129 -1.0
PanchoVila491 110 Pomppu 105 +0.2
-0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Ryars vs Penn6045-24.2+24.3
-1.2+1.2
Brown-Crayon vs JDC4654+10.2-10.2
+0.3-0.3
orbitmint vs kingcarson-7.0+7.0
-0.2+0.2
TheGlenlivet15 vs Grogthor-5.5+5.5
-0.2+0.2

What If

Chances based on how well the Penn6045 finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
82-0In1002,571,082
71-157.8%12453485,135,113
60-2Out6345632,574,949
Total:53.9%3123191314110,281,144
Games Above .500
Chance Will Make Playoffs