How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

If winner is:HomeAway
Saturday, 2/14100.0*Chance in playoffs100.0*Average seed
New Brunswick vs PEI-16.8+8.5
-0.9+0.5
British Columbia vs Saskatchewan-1.0+1.9
-0.1+0.1
Canada vs Quebec+2.0-0.8
+0.1-0.0
Nova Scotia vs Newfoundland La+1.1-0.8
Manitoba vs Ontario+0.2-1.5
Alberta vs Qualifier+1.0-0.7
Saskatchewan vs Canada-0.3+0.4
If winner is:HomeAway
Sunday, 2/15100.0*Chance in playoffs100.0*Average seed
Newfoundland La vs PEI-15.3+11.6
-0.8+0.6
New Brunswick vs Newfoundland La+0.9-0.6
Manitoba vs Saskatchewan+0.2-1.2
Quebec vs Qualifier+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
109-0In96450,534
98-1In75241394,811
87-2100.0%175427201,269,517
76-396.911851273002,228,227
65-466.9022045285002,391,505
54-53.100320412971001,652,901
43-60.0003184030810740,731
32-7Out021641347208,906
21-8Out02296933,220
10-9Out1994,264
Total:61.6%61422201297532108,974,616
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

If winner is:HomeAway
Saturday, 2/14100.0*Lottery seed
New Brunswick vs PEI+0.9-0.5
British Columbia vs Saskatchewan+0.1-0.1
Canada vs Quebec-0.1+0.0
If winner is:HomeAway
Sunday, 2/15100.0*Lottery seed
Newfoundland La vs PEI+0.8-0.6

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112
109-0964
98-175241
87-217542720
76-31185127300
65-402204528500
54-50032041287100
43-6003184030810
32-7021641347
21-8022969
10-9199
Total:6142220129753210