Xiao Ming goes to the bookstore and buys a dictionary for 13.2 yuan and a juvenile encyclopedia. The juvenile encyclopedia is 9.27 yuan more expensive than the dictionary. How much did Xiao Ming spend on buying books?
小明去书店，买了一本字典用13.2元，还买了一本少年百科全书，少年百科全书比字典贵9.27元，小明买书共花多少元？
<gadget id="calculator">13.2 + 9.27 + 13.2</gadget>
<output>35.67</output>

<result>35.67</result>