diff --git a/include/class/acc_ledger_fin.class.php b/include/class/acc_ledger_fin.class.php
index 30dd05b08..5ad81d64e 100644
--- a/include/class/acc_ledger_fin.class.php
+++ b/include/class/acc_ledger_fin.class.php
@@ -217,9 +217,9 @@ class Acc_Ledger_Fin extends Acc_Ledger
         if (noalyss_strlentrim($last_sold)!=0&&isNumber($last_sold)&&noalyss_strlentrim($first_sold)!=0&&isNumber($first_sold)
         )
         {
-            $diff=bcsub($last_sold,$first_sold);
-            $diff=round($diff, 2)-round($tot_amount, 2);
-            $calc=bcadd($first_sold, $tot_amount, 4);
+            $diff=bcsub($last_sold,$first_sold,2);
+            $diff=bcsub($diff,$tot_amount,2);
+            $calc=bcadd($first_sold, $tot_amount, 2);
             if ($first_sold!=0||$last_sold!=0)
             {
                 if ($diff!=0)