There are 480 students enrolled in the first grade of Experimental Primary School this year, which is 120 fewer than last year. How many percent less students will be enrolled this year than last year?
今年实验小学一年级招生480人，比去年减少了120人．求今年比去年少招生百分之几？
<gadget id="calculator">480 + 120</gadget>
<output>600</output>

<gadget id="calculator">120 / 600</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>