A book of fairy tales has 180 pages in total, and Xiaogang read (1/6) of the pages in the whole book in two days. Among them, I read the whole book (1/9) on the first day, which page did I start to read on the second day? How many pages did you read the next day?
一本童话书共180页，小刚两天看了全书页数的(1/6)．其中第一天看了全书的(1/9)，第二天是从第几页开始看的？第二天看了多少页？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">180 * (1/6)</gadget>
<output>30</output>

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">180 * (1/9)</gadget>
<output>20</output>

<gadget id="calculator">30 - 20</gadget>
<output>10</output>

<result>10</result>