How are these numbers calculated?

Big Games

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

Week of 5/1100.0*Chance in playoffs100.0*Average seed
BookHockey 6 Olympic Athlete 4 -3.5
-0.0
Old Timers 4 Superior Ice Al 2 -1.2
Week of 5/8100.0*Chance in playoffs100.0*Average seed
BookHockey 1 Old Timers 3 -29.3
-0.3
Olympic Athlete 0 Superior Ice Al 8 -14.4
-0.2
If winner is:HomeTieAway
Week of 5/15100.0*Chance in playoffs100.0*Average seed
Olympic Athlete vs Old TimersInOutOut
+0.9-0.2-0.5
BookHockey vs Superior Ice Al+0.2-0.2-0.5

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLTplayoffs1234Count
81-000In10096,437,935
70-001Out937107,665,343
60-010Out6040120,039,354
Total:29.8%305317324,142,632
Points
Chance Will Make Playoffs