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

Week of 7/1100.0*Lottery seed
Sunwolves 12 Waratahs 57 +0.2
Kings 37 Highlanders 10 +0.2
Cheetahs 30 Force 29 -0.1
Week of 7/8100.0*Lottery seed
Bulls 50 Sunwolves 3 +0.1
Force 3 Stormers 22 -0.0
Week of 7/15100.0*Lottery seed
Sharks 40 Sunwolves 29 +0.0
Points
Chance Will Make Playoffs