diff --git a/app/Http/Controllers/Purchases/Bills.php b/app/Http/Controllers/Purchases/Bills.php
index c828e8a04..837084591 100644
--- a/app/Http/Controllers/Purchases/Bills.php
+++ b/app/Http/Controllers/Purchases/Bills.php
@@ -75,8 +75,6 @@ class Bills extends Controller
 
         $date_format = $this->getCompanyDateFormat();
 
-        $paid = $this->getPaidAmount($bill);
-
         // Get Bill Totals
         foreach ($bill->totals as $bill_total) {
             $bill->{$bill_total->code} = $bill_total->amount;
@@ -86,8 +84,8 @@ class Bills extends Controller
 
         $bill->grand_total = money($total, $currency->code)->getAmount();
 
-        if (!empty($paid)) {
-            $bill->grand_total = round($bill->total - $paid, $currency->precision) ;
+        if (!empty($bill->paid)) {
+            $bill->grand_total = round($bill->total - $bill->paid, $currency->precision) ;
         }
 
         return view('purchases.bills.show', compact('bill', 'accounts', 'currencies', 'currency', 'account_currency_code', 'vendors', 'categories', 'payment_methods', 'date_format'));
@@ -395,44 +393,4 @@ class Bills extends Controller
 
         return $bill;
     }
-
-    protected function getPaidAmount($bill)
-    {
-        $paid = 0;
-
-        // Get Bill Transactions
-        if (!$bill->transactions->count()) {
-            return $paid;
-        }
-
-        $currencies = Currency::enabled()->pluck('rate', 'code')->toArray();
-
-        foreach ($bill->transactions as $item) {
-            $default_amount = (double) $item->amount;
-
-            if ($bill->currency_code == $item->currency_code) {
-                $amount = $default_amount;
-            } else {
-                $default_amount_model = new Transaction();
-                $default_amount_model->default_currency_code = $bill->currency_code;
-                $default_amount_model->amount = $default_amount;
-                $default_amount_model->currency_code = $item->currency_code;
-                $default_amount_model->currency_rate = $currencies[$item->currency_code];
-
-                $default_amount = (double) $default_amount_model->getDivideConvertedAmount();
-
-                $convert_amount_model = new Transaction();
-                $convert_amount_model->default_currency_code = $item->currency_code;
-                $convert_amount_model->amount = $default_amount;
-                $convert_amount_model->currency_code = $bill->currency_code;
-                $convert_amount_model->currency_rate = $currencies[$bill->currency_code];
-
-                $amount = (double) $convert_amount_model->getAmountConvertedFromCustomDefault();
-            }
-
-            $paid += $amount;
-        }
-
-        return $paid;
-    }
 }
diff --git a/app/Http/Controllers/Sales/Invoices.php b/app/Http/Controllers/Sales/Invoices.php
index 6059e74c1..be93a2f93 100644
--- a/app/Http/Controllers/Sales/Invoices.php
+++ b/app/Http/Controllers/Sales/Invoices.php
@@ -78,8 +78,6 @@ class Invoices extends Controller
 
         $date_format = $this->getCompanyDateFormat();
 
-        $paid = $this->getPaidAmount($invoice);
-
         // Get Invoice Totals
         foreach ($invoice->totals as $invoice_total) {
             $invoice->{$invoice_total->code} = $invoice_total->amount;
@@ -89,8 +87,8 @@ class Invoices extends Controller
 
         $invoice->grand_total = money($total, $currency->code)->getAmount();
 
-        if (!empty($paid)) {
-            $invoice->grand_total = round($invoice->total - $paid, $currency->precision);
+        if (!empty($invoice->paid)) {
+            $invoice->grand_total = round($invoice->total - $invoice->paid, $currency->precision);
         }
 
         return view('sales.invoices.show', compact('invoice', 'accounts', 'currencies', 'currency', 'account_currency_code', 'customers', 'categories', 'payment_methods', 'signed_url', 'date_format'));
@@ -464,44 +462,4 @@ class Invoices extends Controller
 
         return $invoice;
     }
-
-    protected function getPaidAmount($invoice)
-    {
-        $paid = 0;
-
-        // Get invoice transactions
-        if (!$invoice->transactions->count()) {
-            return $paid;
-        }
-
-        $currencies = Currency::enabled()->pluck('rate', 'code')->toArray();
-
-        foreach ($invoice->transactions as $item) {
-            $default_amount = $item->amount;
-
-            if ($invoice->currency_code == $item->currency_code) {
-                $amount = (double) $default_amount;
-            } else {
-                $default_amount_model = new Transaction();
-                $default_amount_model->default_currency_code = $invoice->currency_code;
-                $default_amount_model->amount = $default_amount;
-                $default_amount_model->currency_code = $item->currency_code;
-                $default_amount_model->currency_rate = $currencies[$item->currency_code];
-
-                $default_amount = (double) $default_amount_model->getDivideConvertedAmount();
-
-                $convert_amount_model = new Transaction();
-                $convert_amount_model->default_currency_code = $item->currency_code;
-                $convert_amount_model->amount = $default_amount;
-                $convert_amount_model->currency_code = $invoice->currency_code;
-                $convert_amount_model->currency_rate = $currencies[$invoice->currency_code];
-
-                $amount = (double) $convert_amount_model->getAmountConvertedFromCustomDefault();
-            }
-
-            $paid += $amount;
-        }
-
-        return $paid;
-    }
 }