How are these numbers calculated?

Big Games

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

Week of 4/14100.0*Chance in playoffs100.0*Average seed
Mammoth 13 Knighthawks 7 -9.8
-0.5
Rush 12 Black Wolves 13 -3.4
-0.1
Swarm 17 Bandits 16 +1.1
+0.1
Stealth 15 Roughnecks 11 +0.9
-0.1
Rock 8 Bandits 13 -0.8
-0.2
Week of 4/22100.0*Chance in playoffs100.0*Average seed
Knighthawks 15 Black Wolves 13 +5.3
+0.4
Stealth 13 Mammoth 7 -2.2
-0.1
Bandits 7 Swarm 20 -0.3
+0.2
Rush 15 Rock 10 -0.1
If winner is:HomeAway
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Swarm vs KnighthawksOut+13.9
-0.3+0.6
Knighthawks vs Swarm+11.2Out
+0.5-0.3
Roughnecks vs RushOut+6.7
-0.1+0.1
Bandits vs Rock-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
82-053.1%5336111,074,426,121
71-1Out1003,562,999,737
60-2Out52482,933,962,292
Total:7.5%8569187,571,388,150
Games Above .500
Chance Will Make Playoffs