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
Nova Scotia vs Newfoundland La-13.0+9.2
-1.1+0.7
Canada vs Quebec+2.7-1.2
British Columbia vs Saskatchewan-0.8+1.5
New Brunswick vs PEI+0.9-0.4
Manitoba vs Ontario+0.2-1.0
+0.0-0.1
Alberta vs Qualifier+0.4-0.3
Saskatchewan vs Canada-0.1+0.2
If winner is:HomeAway
Sunday, 2/15100.0*Chance in playoffs100.0*Average seed
Newfoundland La vs PEI+15.0-11.4
+1.0-0.8
New Brunswick vs Newfoundland La-14.3+9.5
-1.1+0.7
Quebec vs Qualifier-0.8+1.0
Manitoba vs Saskatchewan+0.2-0.8
+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
99-0In742625,949
88-1In296830206,666
77-299.8%45535600782,059
66-388.9010394011001,694,452
55-425.0032247253002,329,712
44-50.0021942297002,100,977
33-6Out011134381411,250,149
22-7Out01124740470,887
11-8Out0991102,177
00-9Out10011,588
Total:34.6%181114151111866538,974,616
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
Nova Scotia vs Newfoundland La+1.1-0.7
Manitoba vs Ontario-0.0+0.1
If winner is:HomeAway
Sunday, 2/15100.0*Lottery seed
New Brunswick vs Newfoundland La+1.1-0.7
Newfoundland La vs PEI-1.0+0.8
Manitoba vs Saskatchewan-0.0+0.1

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112
99-07426
88-1296830
77-245535600
66-301039401100
55-403224725300
44-502194229700
33-601113438141
22-701124740
11-80991
00-9100
Total:18111415111186653