How are these numbers calculated?

Big Games

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

Week of 9/9100.0*Average seed
Binbrook 1 Scarborough 5 -0.1
Moncton 4 Binbrook 2 -0.1
Summerside 1 Breithaupt 0 +0.1
Breithaupt 0 London 0 +0.0
If winner is:HomeDrawAway
Week of 9/16100.0*Average seed
York vs Breithaupt+0.1+0.0-0.1
Hamilton vs Binbrook-0.1-0.0+0.1

What If

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

100100100100100100100100100100
If finish:Chance inPromotionChance will finish regular season at seed
TPW-D-LplayoffsPlayoff12345678910Count
28-32OutNo1001,339,312*
273-1-1OutNo10001,303,879
263-0-2OutNo973798,422
2-3-0OutNo991433,079
252-2-1OutNo9641,594,009
242-1-2OutNo90101,953,275
1-4-0OutNo946176,542
231-3-1OutNo8416866,940
2-0-3OutNo7624796,944
221-2-2OutNo70301,596,361
0-5-0OutNo811928,760
211-1-3OutNo53471,301,354
0-4-1OutNo6040177,618
200-3-2OutNo4060434,997
1-0-4OutNo3169399,244
190-2-3OutNo2476530,947
180-1-4OutNo1090324,981
170-0-5OutNo29883,676
Total:OutNo782214,140,340

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs