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*Chance in playoffs100.0*Average seed
Bandits 14 Knighthawks 12 -5.0
-0.3
Swarm 17 Mammoth 10 -4.5
-0.1
Roughnecks 16 Stealth 12 -2.4
-0.1
Rock 10 Black Wolves 14 +0.9
Black Wolves 14 Rush 13 -0.0
Week of 4/15100.0*Chance in playoffs100.0*Average seed
Bandits 14 Rock 8 +1.0
+0.0
Rock 12 Bandits 9 -0.6
If winner is:HomeAway
Stealth vs Roughnecks+20.3-18.1
+0.2-0.2

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789Count
93-0In1064261,893,272
82-1In23777,027,556
71-244.1%242568,692,266
60-3Out9733,582,314
Total:60.2%114452316121,195,408
Games Above .500
Chance Will Make Playoffs