diff --git a/src/pricehist/format.py b/src/pricehist/format.py
index 64519f7..c16857f 100644
--- a/src/pricehist/format.py
+++ b/src/pricehist/format.py
@@ -9,6 +9,22 @@ class Format:
     symbol: str = "rightspace"
     datesep: str = "-"
 
+    def format_quote_amount(self, quote, amount):
+        formatted_amount = self.format_num(amount)
+
+        if self.symbol == "left":
+            qa_parts = [quote, formatted_amount]
+        elif self.symbol == "leftspace":
+            qa_parts = [quote, " ", formatted_amount]
+        elif self.symbol == "right":
+            qa_parts = [formatted_amount, quote]
+        else:
+            qa_parts = [formatted_amount, " ", quote]
+
+        quote_amount = "".join(qa_parts)
+
+        return quote_amount
+
     def format_num(self, num):
         parts = f"{num:,}".split(".")
         parts[0] = parts[0].replace(",", self.thousands)
diff --git a/src/pricehist/outputs/beancount.py b/src/pricehist/outputs/beancount.py
index 13b9980..ebe33ec 100644
--- a/src/pricehist/outputs/beancount.py
+++ b/src/pricehist/outputs/beancount.py
@@ -7,16 +7,9 @@ class Beancount(BaseOutput):
     def format(self, series, source=None, fmt=Format()):
         lines = []
         for price in series.prices:
-
-            amount = fmt.format_num(price.amount)
-            # TODO warn if fmt settings make an invalid number
-
-            qa_parts = [amount]
-            if fmt.symbol == "right":
-                qa_parts = qa_parts + [series.quote]
-            else:
-                qa_parts = qa_parts + [" ", series.quote]
-            quote_amount = "".join(qa_parts)
+            quote_amount = fmt.format_quote_amount(series.quote, price.amount)
+            # TODO warn if fmt settings make an invalid number (not . for decimal)
+            # TODO warn if fmt settings make an invalid quote (not right/rightspace)
 
             date = str(price.date).replace("-", fmt.datesep)
             lines.append(f"{date} price {series.base} {quote_amount}")
diff --git a/src/pricehist/outputs/ledger.py b/src/pricehist/outputs/ledger.py
index dfe2d22..b514e71 100644
--- a/src/pricehist/outputs/ledger.py
+++ b/src/pricehist/outputs/ledger.py
@@ -8,20 +8,7 @@ class Ledger(BaseOutput):
         lines = []
         for price in series.prices:
             date = str(price.date).replace("-", fmt.datesep)
-
-            amount = fmt.format_num(price.amount)
-
-            qa_parts = [amount]
-            if fmt.symbol == "left":
-                qa_parts = [series.quote] + qa_parts
-            elif fmt.symbol == "leftspace":
-                qa_parts = [series.quote, " "] + qa_parts
-            elif fmt.symbol == "right":
-                qa_parts = qa_parts + [series.quote]
-            else:
-                qa_parts = qa_parts + [" ", series.quote]
-            quote_amount = "".join(qa_parts)
-
+            quote_amount = fmt.format_quote_amount(series.quote, price.amount)
             lines.append(f"P {date} {fmt.time} {series.base} {quote_amount}")
         return "\n".join(lines) + "\n"