A book has 54 pages, read (1/6) on the first day, and start reading from the page number on the second day.
一本书54页，第一天看了(1/6)，第二天从第多少页开始看．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">54 * (1/6)</gadget>
<output>9</output>

<gadget id="calculator">9 + 1</gadget>
<output>10</output>

<result>10</result>