How are these numbers calculated?

Big Games

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

Week of 5/7100.0*Chance in playoffs100.0*Average seed
Disco 4 Butt 8 -13.5
-0.8
4th 1 Glory 10 +3.4
+0.1
Mafia 7 Puckin 6 -2.6
OBC 0 Four 5 +0.2
-0.1
Jazz 14 Yeo 11 -0.1
Week of 5/14100.0*Chance in playoffs100.0*Average seed
Puckin 3 Disco 4 +0.8
Butt 11 Jazz 4 +0.2
Four 8 4th 12 +0.1
If winner is:HomeAway
Week of 5/21100.0*Chance in playoffs100.0*Average seed
Disco vs Jazz+0.3-0.3
Puckin vs Glory-0.2+0.2
Mafia vs Four+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
51-0Out888414,146,599
40-1Out505014,144,141
Total:Out4692728,290,740
Games Above .500
Chance Will Make Playoffs