Li Ming reads a 120-page book. He reads 25% of the book on the first day and (1/3) of the book on the second day. How many pages should he start reading on the third day?
李明看一本120页的书，第一天看了这本书的25%，第二天看了这本书的(1/3)，第三天他应该从多少页开始看起．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/4) + (1/3)</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">120 * (7/12)</gadget>
<output>70</output>

<gadget id="calculator">70 + 1</gadget>
<output>71</output>

<result>71</result>