Xiaohong bought a "Story Book" for 8.2 yuan, and bought a "Science Fiction Book" for 10.9 yuan. How much did Xiaohong spend on these two books?
小红买了一本《故事书》，花了8.2元，买了一本《科幻书》花了10.9元，小红买这两本共花了多少钱？
<gadget id="calculator">8.2 + 10.9</gadget>
<output>19.1</output>

<result>19.1</result>