diff --git a/src/components/approval/detail.vue b/src/components/approval/detail.vue
index 71092ea..89647a7 100644
--- a/src/components/approval/detail.vue
+++ b/src/components/approval/detail.vue
@@ -261,11 +261,14 @@ export default {
                   item.advance_payment = ((item.estimated_order_amount * item.prepayment_ratio) / 100).toFixed(2)
                   item.balance_payment = (((item.estimated_order_amount * 100) - (item.advance_payment * 100)) / 100).toFixed(2)
                 }
-                num1 += item.expect_unit_price * item.expect_quantity * 100
+                let num = item.expect_unit_price * item.expect_quantity * 100
+                num1 += num
+
                 if(item.prepayment_ratio) {
-                  num2 += num1 * item.prepayment_ratio
+                  num2 += num * item.prepayment_ratio
                 }
               }
+              
               if(itm.type == 3) {
                 item.apply_amount = itm.extend.products[index].apply_amount
                 item.real_quantity = itm.extend.products[index].real_quantity