diff --git a/plugin/think-plugs-payment/src/service/Payment.php b/plugin/think-plugs-payment/src/service/Payment.php
index bd559a454..fb1c2c338 100644
--- a/plugin/think-plugs-payment/src/service/Payment.php
+++ b/plugin/think-plugs-payment/src/service/Payment.php
@@ -442,7 +442,7 @@ abstract class Payment
      */
     public static function leaveAmount(string $orderNo, $orderAmount): float
     {
-        $diff = round(floatval($orderAmount) - self::paidAmount($orderNo, true), 2);
+        $diff = round(round(floatval($orderAmount), 2) - self::paidAmount($orderNo, true), 2);
         return $diff > 0 ? $diff : 0.00;
     }
 
@@ -463,9 +463,9 @@ abstract class Payment
                 'sum(used_integral-refund_integral)' => 'integral',
             ])->group('channel_type')->select()->map(static function (PluginPaymentRecord $item) use (&$total) {
                 $type = $item->getAttr('channel_type');
-                $total['amount'] += $item->getAttr('amount');
+                $total['amount'] = round($total['amount'] + $item->getAttr('amount'), 2);
                 if (!in_array($type, [self::INTEGRAL, self::BALANCE])) $type = 'payment';
-                $total[$type] += $item[$type] ?? 0;
+                $total[$type] = round($total[$type] + $item[$type] ?? 0, 2);
             });
         } catch (\Exception $exception) {
             trace_file($exception);
@@ -486,9 +486,9 @@ abstract class Payment
                 'refund_account', 'sum(refund_amount) amount', 'sum(used_payment)' => 'payment', 'sum(used_balance)' => 'balance', 'sum(used_integral)' => 'integral',
             ])->group('refund_account')->select()->map(static function (PluginPaymentRefund $item) use (&$total) {
                 $type = $item->getAttr('refund_account');
-                $total['amount'] += $item->getAttr('amount');
+                $total['amount'] = round($total['amount'] + $item->getAttr('amount'), 2);
                 if (!in_array($type, [self::INTEGRAL, self::BALANCE])) $type = 'payment';
-                $total[$type] += $item[$type] ?? 0;
+                $total[$type] = round($total[$type] + $item[$type] ?? 0, 2);
             });
         } catch (\Exception $exception) {
             trace_file($exception);