How are these numbers calculated?

Big Games

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

Week of 10/21100.0*Chance in playoffs100.0*Average seed
Chattanooga FC 0 TSC ECNL 3 Out
+0.0
If winner is:HomeDrawAway
Week of 10/28100.0*Chance in playoffs100.0*Average seed
TSC Showcase vs Lobos-0.3-0.2+0.3

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456Count
71-0-0Out79218,764,253
50-1-0Out495125,797,680
40-0-1Out168451,596,707
Total:Out326886,158,640
Points
Chance Will Make Playoffs