There are 125 people in the school science and technology group, and 18 people in the art group are 3 times less than the technology group. How many people are there in the art group?
学校科技小组有125人，艺术小组人数比科技小组的3倍少18人，艺术小组有多少人？
<gadget id="calculator">125 * 3</gadget>
<output>375</output>

<gadget id="calculator">375 - 18</gadget>
<output>357</output>

<result>357</result>