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
Atletico Nacional vs Patronato+0.3-0.1-0.3
Olimpia vs Melgar-0.3+0.1+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
131-0-0In62381,570,344,915
110-1-0In1981989,186,311
100-0-1In1001,570,334,310
Total:In28724,129,865,536
Points
Chance Will Make Playoffs