diff --git a/capsulflask/console.py b/capsulflask/console.py
index ca1e6c9..65e2c16 100644
--- a/capsulflask/console.py
+++ b/capsulflask/console.py
@@ -269,15 +269,18 @@ def get_payments():
 
 average_number_of_days_in_a_month = 30.44
 
+def get_vm_months_float(vm, as_of):
+  end_datetime = vm["deleted"] if vm["deleted"] else as_of
+  days = float((end_datetime - vm["created"]).total_seconds())/float(60*60*24)
+  if days < 1:
+    days = float(1)
+  return days / average_number_of_days_in_a_month
+
 def get_account_balance(vms, payments, as_of):
 
   vm_cost_dollars = 0.0
   for vm in vms:
-    end_datetime = vm["deleted"] if vm["deleted"] else as_of
-    days = float((end_datetime - vm["created"]).total_seconds())/float(60*60*24)
-    if days < 1:
-      days = float(1)
-    vm_months = days / average_number_of_days_in_a_month
+    vm_months = get_vm_months_float(vm, as_of)
     vm_cost_dollars += vm_months * float(vm["dollars_per_month"])
 
   payment_dollars_total = float( sum(map(lambda x: 0 if x["invalidated"] else x["dollars"], payments)) )
@@ -314,9 +317,7 @@ def account_balance():
   vms_billed = list()
 
   for vm in get_vms():
-    end_datetime = vm["deleted"] if vm["deleted"] else datetime.utcnow()
-
-    vm_months = (end_datetime - vm["created"]).days / average_number_of_days_in_a_month
+    vm_months = get_vm_months_float(vm, datetime.utcnow())
     vms_billed.append(dict(
       id=vm["id"], 
       dollars_per_month=vm["dollars_per_month"],