How are these numbers calculated?

Big Games

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

Week of 9/10100.0*Chance in playoffs100.0*Average seed
Kellen 78.52 Tom 58.48 -10.7
-0.9
If winner is:HomeAway
Week of 9/17100.0*Chance in playoffs100.0*Average seed
Tom vs Harry+10.7-10.7
+0.9-0.9

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1212-0In1002,529
1111-1In982015,877
1010-2In83161088,005
99-3In424313200293,678
88-4100.0%52537247100658,338
77-586.0016203227122001,054,703
66-614.7002122832206101,229,624
55-70.0001826372351,055,810
44-8Out002154440659,353
33-9Out011881292,633
22-10Out039788,124
11-11Out010015,998
00-12Out1002,472
Total:39.3%56678899101011125,457,144
Games Above .500
Chance Will Make Playoffs