How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Monday100.0*Chance in playoffs100.0*Average seed
Boisbriand 2 Kelowna 4 -0.4
-0.3
Boisbriand 4 Sarnia 1 +0.4
+0.3
Vancouver 0 Erie 1 -0.1
Quebec 6 Plymouth 1 +0.1
Plymouth 1 Swift Current 6 +0.1
Erie 3 London 2 (ot)-0.1
Sarnia 3 Saginaw 1 -0.1
Kelowna 2 Drummondville 1 -0.1
Portland 1 Windsor 4 +0.1
Edmonton 1 Kingston 3 -0.1
Kingston 2 Portland 1 (ot)-0.1
TuesdayNone

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffs123456789101112131415Count
63-65In1003,517,460*
Total:In1003,517,460

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs