Naughty borrowed a 120-page story book, and she read (1/3) of this book in 3 days. How many pages have you read?
淘气借一本120页的故事书，她3天看了这本书的(1/3)．看了多少页？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">120 * (1/3)</gadget>
<output>40</output>

<result>40</result>