How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Francisco 111.6 Netta 100.82 -10.4
-0.8
Sofia 85 Tiago 66.64 -2.2
Will 79.68 Eli 120.46 -1.0
+0.1
Laurel 152.48 Justin 102.66 -0.8
+0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Tiago 137.38 Netta 79.32 -1.0
Laurel 82.6 Will 101 -0.2
Francisco 115.6 Danny 77.76 -0.1
Sofia 132.58 Justin 118.02 +0.1
If winner is:HomeAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Danny vs Netta-0.5+0.5
Francisco vs Eli-0.3+0.3
Tiago vs Justin+0.3-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
61-0-0Out49262512,857,771
50-1-0Out247612,860,169
Total:Out24255125,717,940
Games Above .500
Chance Will Make Playoffs