Xiaoming has 5 storybooks, and he has 3 storybooks less than Xiaohua. How many storybooks do Xiaoming and Xiaohua have?
小明有5本故事书，他比小华少3本故事书，小明和小华共有多少本故事书？
<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">8 + 5</gadget>
<output>13</output>

<result>13</result>