How are these numbers calculated?

Big Games

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

Week of 3/14100.0*Average seed
Stumblebums 4 Pistolas 2 +0.9
Brawlers 12 Benders 1 -0.2
Spaceballs 5 Natty Ices 5 +0.2
Brawlers 8 Blue 1 -0.2
Seconds 2 Pistolas 5 -0.1
Week of 3/22100.0*Average seed
Benders 5 Stumblebums 7 +0.8
Orange 2 Brawlers 4 -0.2
Spaceballs 9 PwC 2 -0.1
Week of 3/28100.0*Average seed
Wharton 1 Stumblebums 7 +1.4
Gray 3 Natty Ices 8 -0.2
Blue 3 Spaceballs 7 -0.2
Points
Chance Will Make Playoffs