diff --git a/public/react/src/modules/courses/poll/PollDetailTabSecond.js b/public/react/src/modules/courses/poll/PollDetailTabSecond.js
index 45b3c1583..b3a1e829c 100644
--- a/public/react/src/modules/courses/poll/PollDetailTabSecond.js
+++ b/public/react/src/modules/courses/poll/PollDetailTabSecond.js
@@ -127,9 +127,9 @@ class PollDetailTabSecond extends Component{
                         <span className="color-green">{options.answer_users_count}</span>  
                         <span>
                           <p className="percentForm fl mr15">
-                            <span className="percentValue" style={{"width":`${options.answer_percent * 100}%`}}></span>
+                            <span className="percentValue" style={{"width":`${(options.answer_percent * 100).toFixed(1)}%`}}></span>
                           </p>
-                          <font className="color-grey-9">{options.answer_percent * 100}%</font>
+                          <font className="color-grey-9">{(options.answer_percent * 100).toFixed(1)}%</font>
                         </span>
                       </ul>
                       {