How are these numbers calculated?

Big Games

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

Week of 3/23100.0*Chance in playoffs100.0*Average seed
Mother 9 Britney 9 +3.1
+0.3
Timmins 15 Red 2 -2.1
Soviet 3 East 8 +1.5
-0.3
Illegal 0 Egos 1 +0.0
If winner is:HomeTieAway
Week of 3/30100.0*Chance in playoffs100.0*Average seed
Mother vs Red+0.9-0.6-0.8
Illegal vs East+0.4+0.0-0.2

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678Count
91-0-0Out10016,275,925
80-0-1Out826652,953,429
70-1-0Out267416,274,863
Total:Out47143935,504,217
Games Above .500
Chance Will Make Playoffs