There are 650 students in a certain school, and 520 people have visited the Anti-Japanese War Memorial Hall. What percentage of the total number of students in the school have visited the Anti-Japanese War Memorial Hall?
某校有650个学生，有520人参观了抗日战争纪念馆，参观抗日战争纪念馆的人数占全校学生人数的几分之几？
<gadget id="calculator">520 / 650</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>