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*Chance in playoffs100.0*Average seed
Balestier 0 Home 1 -7.9
-0.5
Hougang 4 Harimau Muda 1 +0.9
Albirex 3 Woodlands 1 +0.8
Warriors 3 DPMM 2 +0.3
+0.0
Geylang 1 Y. Lions 0 -0.1
Tampines 1 T. Pagar 1 +0.0
Week of 10/30100.0*Chance in playoffs100.0*Average seed
Balestier 3 Woodlands 0 +15.6
+0.9
T. Pagar 0 Home 1 +2.0
+0.1
Tampines 1 Albirex 3 -0.1
Y. Lions 2 Warriors 1 +0.1
T. Pagar 0 Balestier 1 +0.0
Woodlands 3 Tampines 6 +0.0
Week of 11/6None
Points
Chance Will Make Playoffs