How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 3/15100.0*Average seed
Reds 1 Jets 1 +0.1
Mariners 1 Roar 0 -0.0
Sky Blues 1 Victory 1 -0.0
Week of 3/23100.0*Average seed
Victory 2 Glory 3 -0.3
Reds 0 Mariners 2 +0.3
Week of 3/30100.0*Average seed
Phoenix 2 Victory 3 +0.2
Glory 1 Reds 1 +0.0
Points
Chance Will Make Playoffs