How are these numbers calculated?

Big Games

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

Week of 2/21100.0*Promoted100.0*Relegated100.0*Average seed
Queen of the South 0 Dundee 1 +3.4
-0.1
+0.7
Dunfermline 1 Inverness CT 2 +0.7
Dundee Utd 2 Inverness CT 1 +0.2
+0.0
Ayr Utd 1 Morton 2 +0.1
+0.1
Morton 4 Alloa Athletic 4 +0.1
+0.0
Week of 2/29100.0*Promoted100.0*Relegated100.0*Average seed
Dundee 0 Alloa Athletic 0 -1.8
-0.3
Arbroath 0 Dunfermline 0 +1.6
+0.1
Dunfermline 2 Dundee Utd 0 -1.5
-0.2
Queen of the South 0 Morton 4 -0.5
No
-0.1
Inverness CT 3 Morton 2 +0.5
+0.0
Alloa Athletic 0 Ayr Utd 2 -0.5
No
-0.1
Ayr Utd 0 Dundee Utd 0 -0.2
-0.0
Week of 3/7100.0*Promoted100.0*Relegated100.0*Average seed
Dundee 2 Ayr Utd 0 +5.3
+1.0
Partick Thistle 1 Dunfermline 1 +5.3
+0.3
Dunfermline 1 Queen of the South 1 +1.5
+0.2
Morton 1 Arbroath 1 +1.0
+0.2
Ayr Utd 0 Dundee 0 -0.6
Points
Chance Will Win Championship