diff --git a/web/calculators/__init__.py b/web/calculators/__init__.py
index f297547..baa7dc5 100644
--- a/web/calculators/__init__.py
+++ b/web/calculators/__init__.py
@@ -190,11 +190,16 @@ class Calculator:
         return getattr(self.previous_prices, 'price_recommend', 0)
 
     def _get_calculate_price(self, round_dit=2):
-        prices = (self.price_ftb, self.price_ss, self.price_fhb, self.price_network, self.price_survey, self.price_last_month)
-        total = sum(float(i) for i in prices)
-        if total == 0:
+        prices = [
+            self.price_ftb * self.weight_ftb,
+            self.price_ss * self.weight_ss,
+            self.price_fhb * self.weight_fhb,
+            self.price_network * self.weight_network,
+            self.price_survey * self.weight_survey,
+        ]
+        if sum(prices) == 0:
             return 0
-        result = total / len([i for i in prices if i != 0])
+        result = sum(prices) / sum([self.weight_ftb, self.weight_ss, self.weight_fhb, self.weight_network, self.weight_survey])
         result = round(result, round_dit)
         return result