A story book has 300 pages. After Xiao Ming read it for 5 days, the number of pages he read is exactly the remaining (7/8). How many pages have he read?
一本故事书300页，小明看了5天后，看了的页数正好是剩下的(7/8)，看了多少页？
<gadget id="calculator">7 + 8</gadget>
<output>15</output>

<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">300 * (7/15)</gadget>
<output>140</output>

<result>140</result>