How are these numbers calculated?

Big Games

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

Week of 5/1100.0*First League100.0*Average seed
Fenerbahce 3 Erzurum 1 +17.8
-0.7
Kasimpasa 3 Alanyaspor 0 +4.3
-0.1
Basaksehir 2 Ankaragucu 1 -2.9
+0.1
Genclerbirligi 0 Galatasaray 2 -2.6
+0.2
Malatyaspor 1 Kayserispor 1 -0.5
+0.0
Denizlispor 0 Rizespor 1 +0.5
Konyaspor 5 Karagumruk 1 +0.1
Antalyaspor 2 Goztepe 3 -0.1
Week of 5/8100.0*First League100.0*Average seed
Erzurum 0 Kasimpasa 1 +13.1
-0.7
Alanyaspor 2 Erzurum 3 -3.0
+0.6
Ankaragucu 1 Fenerbahce 2 -2.8
+0.2
Basaksehir 0 Kayserispor 0 Yes
-0.0
Rizespor 0 Malatyaspor 4 +1.2
Karagumruk 5 Genclerbirligi 1 -1.1
+0.2
Kasimpasa 3 Ankaragucu 1 -0.9
+0.2
Kayserispor 0 Gaziantep 0 -0.8
+0.0
Genclerbirligi 5 Goztepe 3 +0.4
-0.3
Trabzonspor 2 Antalyaspor 1 -0.1
Sivasspor 0 Basaksehir 0 -0.1
Week of 5/15100.0*First League100.0*Average seed
Ankaragucu 0 Alanyaspor 1 +0.4
Trabzonspor 2 Genclerbirligi 1 +0.4
Points
Chance Will Win Championship