Dad took 500 yuan to buy two sets of clothes, each set of clothes cost 180 yuan, how much did he spend on the clothes?
爸爸拿着500元去买两套衣服，每套衣服180元，他买衣服用了多少钱？
<gadget id="calculator">180 * 2</gadget>
<output>360</output>

<result>360</result>