diff --git a/src/renderer/src/views/classTask/container/classOverview/distribution/echarts.vue b/src/renderer/src/views/classTask/container/classOverview/distribution/echarts.vue
index d139c2f..4ba8db2 100644
--- a/src/renderer/src/views/classTask/container/classOverview/distribution/echarts.vue
+++ b/src/renderer/src/views/classTask/container/classOverview/distribution/echarts.vue
@@ -32,6 +32,8 @@ function getColor(index) {
 // 初始化图表
 function initChart() {
   const myChart = echarts.init(chartRef.value);
+  const total = dataList.value.reduce((acc, cur) => acc + cur.value, 0); // 计算总数
+
   const options = {
     tooltip: {
       trigger: 'axis',
@@ -70,7 +72,11 @@ function initChart() {
       label: {
         show: true,
         position: 'top',
-        formatter: '{c}人',
+        formatter: params => {
+          const value = dataList.value[params.dataIndex].value;
+          const percentage = ((value / total) * 100).toFixed(2); // 计算百分比并保留两位小数
+          return `${percentage}%`; // 显示为百分比形式
+        },
         color: '#333',
         fontSize: 12
       }