Xiaoli has been reading a book for 4 days. She reads 12 pages a day, exactly half of it. She plans to finish the rest in 6 days. How many pages do she need to read each day?
一本书，小丽已看了4天，每天看12页，正好看了一半，余下的计划6天看完，每天需看几页？
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">12 * (2/3)</gadget>
<output>8</output>

<result>8</result>