How are these numbers calculated?

Big Games

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

Tuesday, 3/15100.0*Chance in playoffs100.0*Average seed
Bears 5 Snipers 1 In
+0.1
Ballaz 3 Nannies 0 -0.1
Thursday, 3/17100.0*Chance in playoffs100.0*Average seed
Ballaz 7 Nannies 3 -0.0
Points
Chance Will Make Playoffs