diff --git a/server/shopping-cart/internal/logic/calculatecartpricelogic.go b/server/shopping-cart/internal/logic/calculatecartpricelogic.go
index 4dbe0ed4..fc461746 100644
--- a/server/shopping-cart/internal/logic/calculatecartpricelogic.go
+++ b/server/shopping-cart/internal/logic/calculatecartpricelogic.go
@@ -130,7 +130,7 @@ func (l *CalculateCartPriceLogic) CalculateCartPrice(req *types.CalculateCartPri
 			calculateResultList = append(calculateResultList, types.CalculateResultItem{
 				CartId:     cart.Id,
 				ItemPrice:  format.CentitoDollar(itemPrice, 3),
-				TotalPrice: format.CentitoDollar(totalPrice, 2),
+				TotalPrice: format.CentitoDollarWithNoHalfAdjust(totalPrice, 2),
 			})
 			updData := &gmodel.FsShoppingCart{
 				PurchaseQuantity: &reqPurchaseQuantity,
@@ -152,7 +152,7 @@ func (l *CalculateCartPriceLogic) CalculateCartPrice(req *types.CalculateCartPri
 		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, err.Error())
 	}
 	return resp.SetStatusWithMessage(basic.CodeOK, "success", types.CalculateCartPriceRsp{
-		SubTotalPrice:       format.CentitoDollar(subTotalPrice, 2),
+		SubTotalPrice:       format.CentitoDollarWithNoHalfAdjust(subTotalPrice, 2),
 		CalculateResultList: calculateResultList,
 	})
 }
diff --git a/server/shopping-cart/internal/logic/getcartslogic.go b/server/shopping-cart/internal/logic/getcartslogic.go
index 35ba6f08..67e67138 100644
--- a/server/shopping-cart/internal/logic/getcartslogic.go
+++ b/server/shopping-cart/internal/logic/getcartslogic.go
@@ -174,7 +174,7 @@ func (l *GetCartsLogic) GetCarts(req *types.GetCartsReq, userinfo *auth.UserInfo
 				FittingName: fittingName,
 			},
 			ItemPrice:  format.CentitoDollar(itemPrice, 3),
-			TotalPrice: format.CentitoDollar(totalPrice, 2),
+			TotalPrice: format.CentitoDollarWithNoHalfAdjust(totalPrice, 2),
 			DiyInformation: types.DiyInformation{
 				Phone:   snapShot.UserDiyInformation.Phone,
 				Address: snapShot.UserDiyInformation.Address,
diff --git a/utils/format/price.go b/utils/format/price.go
index af736079..52aa1a65 100644
--- a/utils/format/price.go
+++ b/utils/format/price.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 )
 
-// 厘转美元
+// 厘转美元(四舍五入)
 func CentitoDollar(price int64, remainFloatPoint ...uint) string {
 	s := "%0.3f"
 	if len(remainFloatPoint) > 0 {
@@ -13,6 +13,16 @@ func CentitoDollar(price int64, remainFloatPoint ...uint) string {
 	return fmt.Sprintf(s, float64(price)/float64(1000))
 }
 
+// 厘转美元(向下截断,舍弃掉厘)用于计算总价
+func CentitoDollarWithNoHalfAdjust(price int64, remainFloatPoint ...uint) string {
+	s := "%0.2f"
+	if len(remainFloatPoint) > 0 {
+		s = fmt.Sprintf("%%0.%df", remainFloatPoint[0])
+	}
+	t := price / 10
+	return fmt.Sprintf(s, float64(t)/float64(100))
+}
+
 // 厘转美元
 func CentitoDollarStr(price float64) string {
 	s := "%0.2f"