A story book has 260 pages, and a science book has more pages (2/5) than the story book. How many pages does the science book have?
一本故事书有260页，一本科技书的页数比故事书多(2/5)，这本科技书有多少页？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">260 * (7/5)</gadget>
<output>364</output>

<result>364</result>