Li Ming can read a storybook in 12 days, but Wang Fang can finish it in 2 days longer than Li Ming, and Li Ming can read 4 pages more than Wang Fang every day. How many pages does this storybook have?
一本故事书，李明12天可以看完，而王芳要比李明多2天看完，李明每天比王芳多看4页．这本故事书有多少页．
<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">12 * 2</gadget>
<output>24</output>

<gadget id="calculator">14 * 24</gadget>
<output>336</output>

<result>336</result>