Xiaogang has a science and technology book with 120 pages in total. He reads (1/5) of the whole book on the first day and (1/3) of the whole book on the second day. How many pages did he read in total in two days?
小刚有一本科技书共120页，第一天看了全书的(1/5)，第二天看了全书的(1/3)，两天共看了多少页？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">(1/5) + (1/3)</gadget>
<output>8/15 = around 0.533333</output>

<gadget id="calculator">120 * (8/15)</gadget>
<output>64</output>

<result>64</result>