How are these numbers calculated?

Big Games

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

Week of 6/3100.0*Chance in playoffs100.0*Average seed
Argentina 2 Chile 1 -22.9
-0.6
If winner is:HomeAway
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Chile vs Panama+27.5-20.5
+0.6-0.4
Chile vs Bolivia+19.4-19.4
+0.6-0.6
Argentina vs Panama+2.0-2.0
Argentina vs Bolivia-1.6+2.1

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234Count
22-0-092.1%345886,862,757
11-1-08.99632816,056,861
00-2-0Out1009,210,190
Total:24.1%717334332,129,808
Points
Chance Will Make Playoffs