How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Average seed
Guardians 3 Diggers 1 +0.2
Gunners 1 Black Flag 4 -0.2
Stabbers 3 Car Stealer 1 -0.1
Friday100.0*Average seed
Narwhals 0 Oompa Loompa 1 -0.7
Black Flag 3 Guardians 2 (so)-0.3
Saturday100.0*Average seed
Diggers 3 Friars 1 -0.4
Points
Chance Will Make Playoffs