How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Santana 147 Joey 120 In
+0.1
Clinton 104 Craig 76 -0.1
Lindsy 83 Orlando 97 -0.0
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Santana 106 Orlando 104 +0.6
If winner is:HomeTieAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Alfred vs Santana-0.6-0.6+0.1
Orlando vs Clinton-0.0-0.0+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
111-0-0In100053,266,870
10.50-0-1In3367616,820
100-1-0In32687,833,318
Total:In91961,717,008
Games Above .500
Chance Will Make Playoffs