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
Will 79.68 Eli 120.46 +33.8
+1.0
Laurel 152.48 Justin 102.66 -3.3
-0.1
Francisco 111.6 Netta 100.82 +3.1
+0.1
Sofia 85 Tiago 66.64 -0.5
-0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Laurel 82.6 Will 101 -6.3
+0.2
Emily 106.32 Eli 64.88 -1.0
-0.2
Sofia 132.58 Justin 118.02 -0.3
-0.1
Tiago 137.38 Netta 79.32 -0.1
If winner is:HomeAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Francisco vs Eli-26.0+15.1
-0.8+0.4
Sofia vs Will+14.5-21.9
+0.2-0.2
Laurel vs Emily-1.4+0.3
-0.5+0.1
Tiago vs Justin+0.7-0.9

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
81-0-099.6%8118050,402,315
70-1-058.4584229,324,305
Total:84.4%51331679,726,620
Games Above .500
Chance Will Make Playoffs