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 -6.4
-0.4
Swarm 17 Mammoth 10 -3.8
-0.1
Roughnecks 16 Stealth 12 -2.6
-0.1
Rock 10 Black Wolves 14 +1.3
Black Wolves 14 Rush 13 -0.1
Week of 4/15100.0*Chance in playoffs100.0*Average seed
Bandits 14 Rock 8 +1.9
+0.1
Rock 12 Bandits 9 -0.9
If winner is:HomeAway
Stealth vs Roughnecks+17.5-17.5
+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
93-0In126225803,627
82-1In25752,408,899
71-246.8%344532,405,276
60-3Out946804,148
Total:67.6%21848201216,421,950
Games Above .500
Chance Will Make Playoffs