The school launched a good book reading activity. Xiaoping and Xiao Li read a science and technology book together. Xiaoping read this book (3/8), Xiao Li read this book (5/8), and whoever read it many? How much more?
学校开展读好书活动，小平和小李共同读一本科技书，小平读了这本书的(3/8)，小李读了这本书的(5/8)，两人谁读的多？多几分之几？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(5/8) - (3/8)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>