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 10/23100.0*Chance wins title100.0*Average seed
Whitecaps vs Timbers-20.7YesYes
-0.3+0.2+0.2

What If

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

100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins title123Count
10-12Yes1006,634,371,736*
90-0-166.9%6717163,986,026,058
Total:87.6%886610,620,397,794

* Row combines multiple less frequent records.

Points
Chance Will Win Championship