Xiao Ming and Xiao Qiang went to the bookstore to buy the same kind of book. When they arrived at the bookstore, they found that Xiao Ming was still short of 0.56 yuan, and Xiao Qiang was still short of 0.18 yuan. They brought a total of 13.2 yuan. How much is the price of this book?
小明与小强到书店买同一种书，到了书店才发现，小明还缺0.56元，小强还缺0.18元，两人共带了13.2元．这本书的价钱是多少元？
<gadget id="calculator">0.56 + 0.18 + 13.2</gadget>
<output>13.94</output>

<gadget id="calculator">13.94 / 2</gadget>
<output>6.97</output>

<result>6.97</result>