diff --git a/app/views/users/_homework_base_info.html.erb b/app/views/users/_homework_base_info.html.erb
index bbc84011c..a3d216ef2 100644
--- a/app/views/users/_homework_base_info.html.erb
+++ b/app/views/users/_homework_base_info.html.erb
@@ -29,7 +29,7 @@
     </div>
 <% end %>
 <div class="cl"></div>
-<% if activity.student_works.count != 0 %>
+<% if activity.student_works.has_committed.count != 0 %>
     <% sw_id = "("+activity.student_works.map{|sw| sw.id}.join(",")+")" %>
     <%# student_work_scores = StudentWorksScore.find_by_sql("select max(created_at) as created_at, student_work_id, user_id from student_works_scores where student_work_id in #{sw_id} group by student_work_id order by max(created_at) desc") %>
     <% student_work_scores = StudentWorksScore.where("student_work_id in #{sw_id} and score is not null").reorder("created_at desc") %>
@@ -64,7 +64,7 @@
               <% end %>
             </a>
             <% score = sw.respond_to?("score") ? sw.score : (sw.final_score || 0) - sw.absence_penalty - sw.late_penalty %>
-            <p class="fontGrey2">分数：<span class="c_red"><%=format("%.1f",score<0 ? 0 : score) %>分</span></p>
+            <p class="fontGrey2">分数：<span class="c_red"><%=format("%.1f",score.to_f < 0 ? 0 : score.to_f) %>分</span></p>
           </div>
           <% if i == 4 %>
               <% break %>