How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Manchester 3 Portland 2 -12.3
-0.2
W-B/Scranton 0 Albany 4 -1.1
-0.1
St. John's 4 Springfield 3 (so)+0.1
Providence 2 Worcester 5 -0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Portland 3 Providence 2 +21.6
+0.4
St. John's 3 Springfield 4 (ot)-21.5
-0.2
Albany 4 Hartford 2 -1.6
-0.1
Sunday100.0*Chance in playoffs100.0*Average seed
Worcester 4 Portland 5 In
+0.5
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Friday100.0*Lottery seed
Manchester 3 Portland 2 +0.5
Milwaukee 2 Toronto 3 +0.2
W-B/Scranton 0 Albany 4 +0.1
Providence 2 Worcester 5 +0.1
Rockford 4 Chicago 3 -0.0
Oklahoma City 3 Iowa 0 +0.0
Saturday100.0*Lottery seed
Portland 3 Providence 2 -0.5
St. John's 3 Springfield 4 (ot)+0.2
Rockford 1 Toronto 3 +0.1
Albany 4 Hartford 2 +0.1
Chicago 4 Milwaukee 3 (so)+0.0
Sunday100.0*Lottery seed
Worcester 4 Portland 5 -0.5