商业管理费展示

src/main/java/com/ydtech/modules/fee/service/impl/FeeRuleSchemeServiceImpl.java

@@ -863,7 +863,7 @@ public class FeeRuleSchemeServiceImpl implements FeeRuleSchemeService {
     private BigDecimal getPremiumForSubtract(BigDecimal former,BigDecimal latter){
         BigDecimal premium = new BigDecimal(0);
         if(former!=null && latter!=null){
-            former.subtract(latter);
+            premium = former.subtract(latter);
         }
         return premium;
     }