How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
OprahsTit 141.86 DarkPC 87.8 Out
-0.1
retnuh101 107.98 imjoshb 108.22 Out
NeilFlix 125.5 asmitty 120 +0.0
If winner is:HomeAway
Week of 11/23100.0*Chance in playoffs100.0*Average seed
DarkPC vs imjoshb+0.4-0.1
asmitty vs Vacar-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
42-0Out10453691,857,011
31-1Out336714,140,332
20-2Out10027,066,881
Total:Out02128543,064,224
Games Above .500
Chance Will Make Playoffs