How are these numbers calculated?

Big Games

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

Week of 4/8100.0*Average seed
Black Wolves 14 Rush 13 -0.3
Bandits 14 Knighthawks 12 -0.1
Rock 10 Black Wolves 14 -0.1
Swarm 17 Mammoth 10 +0.1
Week of 4/15100.0*Average seed
Bandits 14 Rock 8 -0.2
Rock 12 Bandits 9 +0.1
If winner is:HomeAway
Rush vs Mammoth+0.5-0.5

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789Count
143-0In100802,053
132-1In75252,409,800
121-2In13582722,407,801
110-3In6337802,296
Total:In45311856,421,950
Games Above .500
Chance Will Make Playoffs