How are these numbers calculated?

Big Games

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

Week of 10/17100.0*Chance in playoffs100.0*Average seed
Y. Lions 2 Hougang 0 +9.0
+0.1
Home 2 Warriors 3 -6.0
-0.7
Geylang 0 Hougang 4 -5.1
-0.1
Tampines 3 Balestier 1 +1.6
Week of 10/24100.0*Chance in playoffs100.0*Average seed
Hougang 4 T. Pagar 2 -19.8
-0.2
Albirex 2 Home 1 -9.4
-0.7
DPMM 1 Balestier 1 +0.9
+0.1
Albirex 0 DPMM 1 +0.1
Week of 10/31100.0*Chance in playoffs100.0*Average seed
Balestier 0 Home 1 In
+1.0
Warriors 1 Albirex 0 +0.2
Points
Chance Will Make Playoffs