How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
Lehigh Valley 1 W-B/Scranton 2 +0.3
Binghamton 4 Hershey 2 +0.2
Portland 2 Bridgeport 3 +0.1
Saturday100.0*Average seed
Hershey 4 Lehigh Valley 2 -0.2
W-B/Scranton 1 Providence 3 -0.2
Sunday100.0*Average seed
Hershey 2 W-B/Scranton 1 (so)+0.9
Points
Chance Will Make Playoffs