A book has 120 pages in total. I read (1/4) of the whole book on the first day and the rest (1/3) on the second day. How many pages were read in total in two days?
一本书共有120页，第一天看了全书的(1/4)，第二天看了余下的(1/3)，两天一共看了多少页．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">120 * (1/4)</gadget>
<output>30</output>

<gadget id="calculator">120 - 30</gadget>
<output>90</output>

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

<gadget id="calculator">90 * (1/3)</gadget>
<output>30</output>

<gadget id="calculator">30 + 30</gadget>
<output>60</output>

<result>60</result>