Xiaohong reads a story book. She reads 38 pages on the first day and 46 pages on the second day. She reads 4% more of the whole book on the second day than on the first day. How many pages is this book?
小红看一本故事书，第一天看了38页，第二天看了46页，第二天比第一天多看了全书的4%，这本书是多少页？
<gadget id="calculator">46 - 38</gadget>
<output>8</output>

<gadget id="calculator">4 / 100</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">8 / (1/25)</gadget>
<output>200</output>

<result>200</result>