A story book is 21.8 yuan, and a science book is 14.5 yuan. How much does it cost to buy these two books?
一本故事书21.8元，一本科普书14.5元，买这两本书一共要多少钱？
<gadget id="calculator">21.8 + 14.5</gadget>
<output>36.3</output>

<result>36.3</result>