diff --git a/jeecgboot-vue3/src/utils/common/compUtils.ts b/jeecgboot-vue3/src/utils/common/compUtils.ts
index 9a59edc5..f03b8078 100644
--- a/jeecgboot-vue3/src/utils/common/compUtils.ts
+++ b/jeecgboot-vue3/src/utils/common/compUtils.ts
@@ -6,6 +6,7 @@ import { reactive } from "vue";
 import { getTenantId, getToken } from "/@/utils/auth";
 import { useUserStoreWithOut } from "/@/store/modules/user";
 import dayjs from 'dayjs';
+import Big from 'big.js';
 
 import { Modal } from "ant-design-vue";
 import { defHttp } from "@/utils/http/axios";
@@ -148,11 +149,16 @@ export function mapTableTotalSummary(tableData: Recordable[], fieldKeys: string[
       // update-begin--author:liaozhiyang---date:20240118---for：【QQYUN-7891】PR 合计工具方法，转换为Nuber类型再计算
       const value = Number(next[key]);
       if (!Number.isNaN(value)) {
-        prev += value;
+        // update-begin--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
+        prev = Big(prev).plus(value).toString();
+        // update-end--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
       }
-      // update-end--author:liaozhiyang---date:20240118---for：【QQYUN-7891】PR 合计工具方法，转换为Nuber类型再计算
+      // update-end--author:liaozhiyang---date:20240118---for：【issues/7830】PR 合计工具方法，转换为Nuber类型再计算
       return prev;
     }, 0);
+    // update-begin--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
+    totals[key] = +totals[key];
+    // update-end--author:liaozhiyang---date:20250224---for：【issues/7830】合计小数计算精度
   });
   return totals;
 }