Xiaowei has 40 children's books, 60% more than Xiaojun. How many children's books does Xiaojun have?
小伟有40本儿童读物，比小军多60%，小军有多少本儿童读物．
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">40 / (8/5)</gadget>
<output>25</output>

<result>25</result>