How are these numbers calculated?

Big Games

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

Week of 5/12None
Week of 5/18100.0*Chance in playoffs100.0*Average seed
Flamengo 2 LDU 2 In
-0.0
Velez Sarsfield 2 Union La Calera 1 -0.5
-0.0
If winner is:HomeDrawAway
Week of 5/25100.0*Chance in playoffs100.0*Average seed
Flamengo vs Velez Sarsfield+0.3+0.3-0.7

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
12-14In10039,865,603,989*
110-0-1In10014,220,393,387
Total:In742654,085,997,376

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs