How are these numbers calculated?

Big Games

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

Week of 3/24100.0*Chance in playoffs100.0*Average seed
Roughnecks 18 Black Wolves 13 -10.7
-0.6
Rush 13 Roughnecks 10 +1.4
Swarm 11 Rock 12 -1.1
-0.1
Rock 13 Stealth 7 +1.0
Knighthawks 11 Bandits 10 +0.8
Mammoth 14 Rush 11 -0.0
If winner is:HomeAway
Week of 3/31100.0*Chance in playoffs100.0*Average seed
Black Wolves vs Rock+13.6-11.1
+0.7-0.6
Bandits vs Rush-2.8+2.8
-0.1+0.1
Stealth vs Rock-2.4+2.0
Knighthawks vs Roughnecks+1.1-1.1
Swarm vs Mammoth-0.3+0.4

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789Count
115-0In2646244024,028,929
104-1In083241190134,523,387
93-298.9%002196216100302,847,656
82-364.30019452870338,778,893
71-47.107304419188,256,544
60-5Out0217941,850,325
Total:66.9%125112721151171,030,285,734
Games Above .500
Chance Will Make Playoffs