diff --git a/src/main/resources/static/assets/js/project_estimate.js b/src/main/resources/static/assets/js/project_estimate.js
index f8327d7..ed0a1b1 100644
--- a/src/main/resources/static/assets/js/project_estimate.js
+++ b/src/main/resources/static/assets/js/project_estimate.js
@@ -134,7 +134,7 @@ function calIncomeCost() {
     var incomeTotalTaxExcludeValue = f2(incomeTotalTaxExclude);
     if (incomeTotalTaxExcludeValue != 0) {
         $projectGrossProfit.val(f2(incomeTotalTaxExclude) - f2(costTotalTaxExclude) - f2(costExpropriationTaxExclude));
-        $projectGrossProfitRate.val(f2($projectGrossProfit.val()) * 100 / incomeTotalTaxExcludeValue);
+        $projectGrossProfitRate.val(f2(f2($projectGrossProfit.val()) * 100 / incomeTotalTaxExcludeValue));
     } else {
         $projectGrossProfit.val("");
         $projectGrossProfitRate.val("");
@@ -142,7 +142,7 @@ function calIncomeCost() {
 
     if ($projectGrossProfit.val()) {
         $projectContributionProfit.val(f2($projectGrossProfit.val()) - f2(costCompanyManageTaxExclude));
-        $projectContributionProfitRate.val(f2($projectContributionProfit.val()) * 100 / f2(incomeTotalTaxExclude))
+        $projectContributionProfitRate.val(f2(f2($projectContributionProfit.val()) * 100 / f2(incomeTotalTaxExclude)))
     } else {
         $projectContributionProfit.val("");
         $projectContributionProfitRate.val("");