How are these numbers calculated?

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Thursday100.0*Lottery seed
Carolina 2 Washington 5 -1.3
Florida 4 Toronto 2 -0.2
Vancouver 2 Colorado 4 -0.2
Ottawa 2 New Jersey 1 (so)+0.1
Nashville 2 Phoenix 0 +0.0
Winnipeg 2 Boston 1 (so)+0.0
If winner is:HomeHome OTHome SOAway SOAway OTAway
Friday100.0*Lottery seed
Washington vs Chicago-1.0-0.5-0.5+0.1+0.1+0.8
New Jersey vs NY Islanders+0.2-0.0-0.0-0.2-0.2-0.3
Detroit vs Carolina-0.1-0.1-0.1+0.1+0.1+0.2

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-OTL-OT123456789101112131415161718192021222324252627282930
1162-00-042953131
1151-10-01060273
1141-00-14443121
0-20-04443121
1131-01-01141426
0-10-11142426
1120-11-04305213
0-00-24305213
1110-01-143546141
1100-02-01443358
Total:141925271671
Points
Chance Will Make Playoffs