diff --git a/CompanyManagment.Application/TemporaryClientRegistrationApplication.cs b/CompanyManagment.Application/TemporaryClientRegistrationApplication.cs
index 014ac7cb..ec61ca7d 100644
--- a/CompanyManagment.Application/TemporaryClientRegistrationApplication.cs
+++ b/CompanyManagment.Application/TemporaryClientRegistrationApplication.cs
@@ -535,14 +535,13 @@ public class TemporaryClientRegistrationApplication : ITemporaryClientRegistrati
 
         var result = new ReviewAndPaymentViewModel();
 
-        int months = 0;
-        months = (int)duration;
+        var months = (int)duration;
         //رند کردن مبالغ کارگاه ها
         var roundAmount = (((Convert.ToInt64(totalPayment1MonthDouble))) / 1000000) * 1000000;
         double roundAmount2 = roundAmount;
         //بدست آوردن جمع کل مبالغ کارگاه بر اساس مدت قراداد
         var sumOfWorkshopsPaymentDouble = months * roundAmount2;
-        result.SumOfWorkshopsPayment = sumOfWorkshopsPaymentDouble.ToMoney();
+        result.SumOfWorkshopsPayment = roundAmount2.ToMoney();
         var installmentstart = (DateTime.Now).ToFarsi();
 
         var originalDay = int.Parse(installmentstart.Substring(8, 2));
@@ -660,9 +659,10 @@ public class TemporaryClientRegistrationApplication : ITemporaryClientRegistrati
                 _ => throw new ArgumentOutOfRangeException(nameof(duration), duration, null)
             };
             
-            var discountAmount = (sumOfWorkshopsPaymentDouble * discount) / 100;
-            var discountedPayment = sumOfWorkshopsPaymentDouble - discountAmount;
-            result.Discount = discountAmount.ToMoney();
+            var oneMonthDiscountAmount = (roundAmount * discount) / 100;
+            var totalDiscount = oneMonthDiscountAmount * months;
+            var discountedPayment = sumOfWorkshopsPaymentDouble - totalDiscount;
+            result.Discount = ((double)oneMonthDiscountAmount).ToMoney();
             var taxDouble = (discountedPayment * 10)/100;
             result.ValueAddedTaxStr =taxDouble.ToMoney();
             result.OneTimeWithoutTaxPaymentStr = discountedPayment.ToMoney();