diff --git a/packageE/pages/cart/cart2/cart2.js b/packageE/pages/cart/cart2/cart2.js
index 8478cba..f60dc29 100644
--- a/packageE/pages/cart/cart2/cart2.js
+++ b/packageE/pages/cart/cart2/cart2.js
@@ -8165,7 +8165,7 @@ Page({
     if (arr.length <= 0) return false;
     if (arr.length == 1) {
       var idx = arr[0].idx;
-      t_item.goods[idx].quan_num = Math.floor(coupon_price * 100) / 100;
+      t_item.goods[idx].quan_num =coupon_price;
       t_item.goods[idx].quan_no = t_item.quan_no;
       return false;
     }