How are these numbers calculated?

Big Games

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

Week of 10/23100.0*PostNord-ligaen100.0*Average seed
Florø 1 Åsane 2 +9.6
-0.2
Levanger 0 Notodden 3 +5.5
-0.1
Strømmen 2 Sandnes Ulf 1 +0.4
Week of 10/30100.0*PostNord-ligaen100.0*Average seed
Notodden 2 Florø 1 Yes
-0.0
Åsane 0 Strømmen 5 -0.1
Week of 11/11None
Points
Chance Will Win Championship