There are 45 students playing skateboards on the playground, which is 1/4 more than the students who skip rope. How many students are there?
操场上玩滑板的同学有45人，比跳绳的同学多(1/4)，跳绳的同学有多少人？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">45 / (5/4)</gadget>
<output>36</output>

<result>36</result>