diff --git a/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelMngRepositoryImpl.java b/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelMngRepositoryImpl.java
index fc91be8..d879bdb 100644
--- a/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelMngRepositoryImpl.java
+++ b/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelMngRepositoryImpl.java
@@ -268,7 +268,10 @@ public class ModelMngRepositoryImpl implements ModelMngRepositoryCustom {
 
     // per 계산
     NumberExpression<Double> per =
-        currentEpoch.divide(totalEpoch).multiply(100).castToNum(Double.class);
+        currentEpoch
+            .castToNum(Double.class)
+            .divide(totalEpoch.castToNum(Double.class))
+            .multiply(100);
 
     return queryFactory
         .select(