diff --git a/application/controllers/Sales.php b/application/controllers/Sales.php
index 40e0c9bd0..4b59bc7b2 100644
--- a/application/controllers/Sales.php
+++ b/application/controllers/Sales.php
@@ -533,7 +533,8 @@ class Sales extends Secure_Controller
 
 	private function _payments_cover_total()
 	{
-		return !bccomp($this->sale_lib->get_amount_due(), 0, $this->config->item('currency_decimals'));
+		// Changed the conditional to account for floating point rounding
+		return ($this->sale_lib->get_amount_due() <= 1e-6);
 	}
 
 	private function _load_customer_data($customer_id, &$data, $totals = FALSE)
diff --git a/application/helpers/locale_helper.php b/application/helpers/locale_helper.php
index 096dfec84..d39a4fb0a 100644
--- a/application/helpers/locale_helper.php
+++ b/application/helpers/locale_helper.php
@@ -24,7 +24,7 @@ function totals_decimals()
 	return $config->item('currency_decimals') ? $config->item('currency_decimals') : 0;
 }
 
-function to_currency($number)
+function to_currency($number, $escape = FALSE)
 {
     return to_decimals($number, 'currency_decimals', \NumberFormatter::CURRENCY);
 }