Xiao Ming read a 240-page story book, and read the whole book in 6 days (1/5). On average ((())/(())) who read the whole book every day.
小明看一本240页的故事书，6天共看了全书的(1/5)．平均每天看全书的((())/(()))．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) / 6</gadget>
<output>1/30 = around 0.033333</output>

<result>1/30 = around 0.033333</result>