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

Monday100.0*Lottery seed
Ottawa Senators 2 Florida Panthers 3 +1.1
Chicago Blackhawks 4 New York Islanders 2 -0.2
Boston Bruins 5 St. Louis Blues 2 -0.2
Detroit Red Wings 0 Toronto Maple Leafs 2 -0.1
Tampa Bay Lightning 4 Columbus Blue Jackets 5 (so)+0.1
Vegas Golden Knights 2 Calgary Flames 4 -0.1
Buffalo Sabres 3 New Jersey Devils 2 (so)+0.0
Tuesday100.0*Lottery seed
Los Angeles Kings 5 Anaheim Ducks 4 +0.1
Wednesday100.0*Lottery seed
Pittsburgh Penguins 2 Ottawa Senators 1 +1.4
Dallas Stars 7 Los Angeles Kings 4 -0.3
Edmonton Oilers 1 Calgary Flames 2 -0.3
St. Louis Blues 1 Colorado Avalanche 7 -0.2
Points
Chance Will Make Playoffs