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
Laurel 152.48 Justin 102.66 +15.1
+0.7
Francisco 111.6 Netta 100.82 +6.4
+0.1
Will 79.68 Eli 120.46 -1.9
-0.1
Sofia 85 Tiago 66.64 +1.1
-0.0
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Laurel 82.6 Will 101 -14.3
-0.6
Emily 106.32 Eli 64.88 +0.7
+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
Sofia vs WillIn-31.8
+0.3-0.5
Francisco vs EliIn-12.2
+0.5-0.3
Laurel vs EmilyIn-4.2
+0.9-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
8.51-0-0In10013,203,129
7.50-1-074.8%22532566,523,491
Total:79.0%35442179,726,620
Games Above .500
Chance Will Make Playoffs