There are 72 people in the art group of the school, which is 10 people less than twice the number of the art group. How many people are there in the school art group?
学校文艺组有72人，比美术组人数的2倍少10人，学校美术组一共有多少人？
<gadget id="calculator">72 + 10</gadget>
<output>82</output>

<gadget id="calculator">82 / 2</gadget>
<output>41</output>

<result>41</result>