How are these numbers calculated?

Big Games

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

Week of 1/22100.0*Chance in playoffs100.0*Average seed
Blazers 13 Titans 9 +9.8
+0.5
Wings 11 Mammoth 12 +1.9
Rush 11 Bandits 7 +1.5
+0.1
Stealth 13 Bandits 11 +1.3
+0.1
Rock 17 Knighthawks 3 +0.4
Week of 1/29100.0*Chance in playoffs100.0*Average seed
Blazers 11 Wings 9 +11.7
+0.7
Knighthawks 16 Rock 8 -2.7
-0.1
Bandits 11 Swarm 7 -1.9
-0.1
Titans 13 Knighthawks 8 -0.3

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011Count
80-0In10010,000,000
Total:In10010,000,000
Games Above .500
Chance Will Make Playoffs