A book has 80 pages. Xiao Ming reads (1/5) of the whole book on the first day, and the rest (3/8) on the second day. In the two days, he reads more on that day. How many more pages?
一本书有80页，小明第一天看了全书的(1/5)，第二天看了剩下的(3/8)，两天中那天看的多一些，多多少页？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">80 * (1/5)</gadget>
<output>16</output>

<gadget id="calculator">80 - 16</gadget>
<output>64</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">64 * (3/8)</gadget>
<output>24</output>

<gadget id="calculator">24 - 16</gadget>
<output>8</output>

<result>8</result>