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
If winner is:HomeDrawAway
Week of 10/28100.0*Chance in playoffs100.0*Average seed
TSC Showcase vs Lobos-0.4-0.0+0.4

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
71-0-0Out65359,910,590
50-1-0Out35658,475,258
40-0-1Out14869,904,900
Total:Out386228,290,748
Points
Chance Will Make Playoffs