Xiaojuan gave Xiaoyan 5 storybooks, and both of them had the same number of storybooks. It turned out that Xiaojuan had more storybooks than Xiaoyan.
小娟给了小燕5本故事书，两人的故事书同样多，原来小娟比小燕多多少本．
<gadget id="calculator">5 + 5</gadget>
<output>10</output>

<result>10</result>