Xiao Ming reads a 200-page story book. He reads (1/5) of this book on the first day and (1/4) of this book on the second day. How many pages did he read in total in two days?
小明看一本200页的故事书，第一天看了这本书的(1/5)，第二天看了这本书的(1/4)，两天共看了多少页？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">200 * (1/5)</gadget>
<output>40</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">200 * (1/4)</gadget>
<output>50</output>

<gadget id="calculator">40 + 50</gadget>
<output>90</output>

<result>90</result>