Xiaojun reads a 120-page story book, and reads (1/3) of the whole book on the first day. How many pages should he read from the next day?
小军看一本120页的故事书，第一天看了全书的(1/3)，第二天应从多少页看起．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">40 + 1</gadget>
<output>41</output>

<result>41</result>