How are these numbers calculated?

Big Games

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

Week of 9/17100.0*Chance in playoffs100.0*Average seed
Fair 43.24 IGra 92.2 -12.0
-0.7
Capt 127.92 Caju 87.16 +0.4
ItHa 90 JUta 77.7 -0.3
Hose 107.76 Drea 72.36 +0.1
If winner is:HomeAway
Week of 9/24100.0*Chance in playoffs100.0*Average seed
Fair vs Drea+7.7-11.6
+0.5-0.8
JUta vs IGra+1.2-0.8
Hose vs Capt+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1312-0In100014,651
1211-1In955091,666
1110-2In762410499,937
109-3100.0%394812101,648,580
98-498.68364114103,636,774
87-570.3052540245005,676,522
76-612.3001113237162006,417,464
65-70.1003184032705,307,585
54-80.0001103841113,174,635
43-9Out00944471,344,313
32-10Out011881381,031
21-11Out039765,421
10-12Out010012,041
Total:37.6%591112131312118528,270,620
Games Above .500
Chance Will Make Playoffs