diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateCommunityPostQueryData.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateCommunityPostQueryData.kt
index 409caa5..009eeb9 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateCommunityPostQueryData.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateCommunityPostQueryData.kt
@@ -14,15 +14,24 @@ data class GetCalculateCommunityPostQueryData @QueryProjection constructor(
     val settlementRatio: Int?
 ) {
     fun toGetCalculateCommunityPostResponse(): GetCalculateCommunityPostResponse {
-        val totalKrw = BigDecimal(totalCan) * BigDecimal(100)
-        val paymentFee = totalKrw * BigDecimal(0.066)
+        // 원화 = totalCoin * 100 ( 캔 1개 = 100원 )
+        val totalKrw = BigDecimal(totalCan).multiply(BigDecimal(100))
+
+        // 결제수수료 : 6.6%
+        val paymentFee = totalKrw.multiply(BigDecimal(0.066))
+
+        // 정산금액 = (원화 - 결제수수료) 의 70%
         val settlementAmount = if (settlementRatio != null) {
-            (totalKrw - paymentFee) * (BigDecimal(settlementRatio) / BigDecimal(100.0))
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(settlementRatio).divide(BigDecimal(100.0)))
         } else {
-            (totalKrw - paymentFee) * BigDecimal(0.7)
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(0.7))
         }
-        val tax = settlementAmount * BigDecimal(0.033)
-        val depositAmount = settlementAmount - tax
+
+        // 원천세 = 정산금액의 3.3%
+        val tax = settlementAmount.multiply(BigDecimal(0.033))
+
+        // 입금액
+        val depositAmount = settlementAmount.subtract(tax)
 
         return GetCalculateCommunityPostResponse(
             nickname = nickname,
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentDonationQueryData.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentDonationQueryData.kt
index 480d20a..6757611 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentDonationQueryData.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentDonationQueryData.kt
@@ -22,25 +22,25 @@ data class GetCalculateContentDonationQueryData @QueryProjection constructor(
 ) {
     fun toGetCalculateContentDonationResponse(): GetCalculateContentDonationResponse {
         // 원화 = totalCoin * 100 ( 캔 1개 = 100원 )
-        val totalKrw = BigDecimal(totalCan) * BigDecimal(100)
+        val totalKrw = BigDecimal(totalCan).multiply(BigDecimal(100))
 
         // 결제수수료 : 6.6%
-        val paymentFee = totalKrw * BigDecimal(0.066)
+        val paymentFee = totalKrw.multiply(BigDecimal(0.066))
 
         // 정산금액
         // 유료콘텐츠 (원화 - 결제수수료) 의 90%
         // 무료콘텐츠 (원화 - 결제수수료) 의 70%
         val settlementAmount = if (price > 0) {
-            (totalKrw - paymentFee) * BigDecimal(0.9)
+            (totalKrw - paymentFee).multiply(BigDecimal(0.9))
         } else {
-            (totalKrw - paymentFee) * BigDecimal(0.7)
+            (totalKrw - paymentFee).multiply(BigDecimal(0.7))
         }
 
         // 원천세 = 정산금액의 3.3%
-        val tax = settlementAmount * BigDecimal(0.033)
+        val tax = settlementAmount.multiply(BigDecimal(0.033))
 
         // 입금액
-        val depositAmount = settlementAmount - tax
+        val depositAmount = settlementAmount.subtract(tax)
 
         val paidOrFree = if (price > 0) {
             "유료"
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentQueryData.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentQueryData.kt
index de928dd..cf0a0c6 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentQueryData.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateContentQueryData.kt
@@ -32,15 +32,23 @@ data class GetCalculateContentQueryData @QueryProjection constructor(
             "소장"
         }
 
-        val totalKrw = BigDecimal(totalCan) * BigDecimal(100)
-        val paymentFee = totalKrw * BigDecimal(0.066)
+        // 원화 = totalCoin * 100 ( 캔 1개 = 100원 )
+        val totalKrw = BigDecimal(totalCan).multiply(BigDecimal(100))
+
+        // 결제수수료 : 6.6%
+        val paymentFee = totalKrw.multiply(BigDecimal(0.066))
+
+        // 정산금액 = (원화 - 결제수수료) 의 70%
         val settlementAmount = if (settlementRatio != null) {
-            (totalKrw - paymentFee) * (BigDecimal(settlementRatio) / BigDecimal(100.0))
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(settlementRatio).divide(BigDecimal(100.0)))
         } else {
-            (totalKrw - paymentFee) * BigDecimal(0.7)
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(0.7))
         }
-        val tax = settlementAmount * BigDecimal(0.033)
-        val depositAmount = settlementAmount - tax
+
+        // 원천세 = 정산금액의 3.3%
+        val tax = settlementAmount.multiply(BigDecimal(0.033))
+
+        val depositAmount = settlementAmount.subtract(tax)
 
         return GetCalculateContentResponse(
             nickname = nickname,
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateLiveQueryData.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateLiveQueryData.kt
index 52d5e61..41b6515 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateLiveQueryData.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCalculateLiveQueryData.kt
@@ -43,23 +43,23 @@ data class GetCalculateLiveQueryData @QueryProjection constructor(
         }
 
         // 원화 = totalCoin * 100 ( 캔 1개 = 100원 )
-        val totalKrw = BigDecimal(totalAmount) * BigDecimal(100)
+        val totalKrw = BigDecimal(totalAmount).multiply(BigDecimal(100))
 
         // 결제수수료 : 6.6%
-        val paymentFee = totalKrw * BigDecimal(0.066)
+        val paymentFee = totalKrw.multiply(BigDecimal(0.066))
 
         // 정산금액 = (원화 - 결제수수료) 의 70%
         val settlementAmount = if (settlementRatio != null) {
-            (totalKrw - paymentFee) * (BigDecimal(settlementRatio) / BigDecimal(100.0))
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(settlementRatio).divide(BigDecimal(100.0)))
         } else {
-            (totalKrw - paymentFee) * BigDecimal(0.7)
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(0.7))
         }
 
         // 원천세 = 정산금액의 3.3%
-        val tax = settlementAmount * BigDecimal(0.033)
+        val tax = settlementAmount.multiply(BigDecimal(0.033))
 
         // 입금액
-        val depositAmount = settlementAmount - tax
+        val depositAmount = settlementAmount.subtract(tax)
 
         return GetCalculateLiveResponse(
             email = email,
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCumulativeSalesByContentResponse.kt b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCumulativeSalesByContentResponse.kt
index 34d7ce2..5c49858 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCumulativeSalesByContentResponse.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/admin/calculate/GetCumulativeSalesByContentResponse.kt
@@ -32,24 +32,23 @@ data class GetCumulativeSalesByContentQueryData @QueryProjection constructor(
         }
 
         // 원화 = totalCoin * 100 ( 캔 1개 = 100원 )
-        val totalKrw = BigDecimal(totalCan) * BigDecimal(100)
+        val totalKrw = BigDecimal(totalCan).multiply(BigDecimal(100))
 
         // 결제수수료 : 6.6%
-        val paymentFee = totalKrw * BigDecimal(0.066)
+        val paymentFee = totalKrw.multiply(BigDecimal(0.066))
 
-        // 정산금액 = (원화 - 결제수수료) 의 70%
         // 정산금액 = (원화 - 결제수수료) 의 70%
         val settlementAmount = if (settlementRatio != null) {
-            (totalKrw - paymentFee) * (BigDecimal(settlementRatio) / BigDecimal(100.0))
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(settlementRatio).divide(BigDecimal(100.0)))
         } else {
-            (totalKrw - paymentFee) * BigDecimal(0.7)
+            totalKrw.subtract(paymentFee).multiply(BigDecimal(0.7))
         }
 
         // 원천세 = 정산금액의 3.3%
-        val tax = settlementAmount * BigDecimal(0.033)
+        val tax = settlementAmount.multiply(BigDecimal(0.033))
 
         // 입금액
-        val depositAmount = settlementAmount - tax
+        val depositAmount = settlementAmount.subtract(tax)
 
         return CumulativeSalesByContentItem(
             nickname = nickname,