diff --git a/app/models/user.rb b/app/models/user.rb
index 1e23021..36facb7 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -90,7 +90,7 @@ def required_score_for_threshold(threshold)
     return 0 if p == 1 && a >= threshold
     return nil if p == 1 && a < threshold
 
-    ((threshold - (a * p)) / (1 - p))
+    (threshold - a) / (1 - p)
   end
 
   def pinned_modules