After Xiaojun gave Xiaoling 8 storybooks, both of them had the same number of books. How many storybooks did Xiaojun have more than Xiaoling?
小军给了小玲8本故事书后，两人书就同样多了，原来小军比小玲多几本故事书？
<gadget id="calculator">8 + 8</gadget>
<output>16</output>

<result>16</result>