Read a book, read the whole book every day (1/18), how much did you read the whole book in 3 days?
看一本书，每天看全书的(1/18)，3天看了全书的多少．
<gadget id="calculator">1 / 18</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">(1/18) * 3</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>