How are these numbers calculated?

Big Games

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

Week of 7/8100.0*Average seed
Ducks 11 Grizzlies 7 -0.1
Devils 2 Eagles 1 +0.1
If winner is:HomeTieAway
Crusaders vs Devils-0.1+0.1+0.1
Wolfpack vs Jays+0.1+0.0-0.1
Jays vs Ducks-0.0+0.1+0.0
If winner is:HomeTieAway
Week of 7/15100.0*Average seed
Devils vs Crusaders+0.1+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLTplayoffs12345678910Count
262-000In0647472,838,656
251-001In34354114,401
241-010In03975,662,099
0-002In2981,137
22-23In1002,951,247*
Total:In01138511,567,540

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs