How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 6/27100.0*Average seed
Olimpia vs Melgar-0.2+0.4+0.4
Atletico Nacional vs Patronato+0.1-0.2-0.2

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
131-0-0In36647,517,259,186
110-1-0In4963,017,169,335
100-0-1In1002,062,921,687
Total:In237712,597,350,208
Points
Chance Will Make Playoffs