Bingbing read a story book in 4 days (3/5), how much does he read this book every day?
兵兵4天看了一本故事书的(3/5)，他每天看这本书的多少．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) / 4</gadget>
<output>3/20 = around 0.15</output>

<result>3/20 = around 0.15</result>