Teacher Wu bought 1 pair of shoes and 2 skirts with the same price for 400 yuan, including 168 yuan for shoes, how much is a skirt?
吴老师用400元买了1双鞋和2条相同价格的裙子，其中鞋168元，一条裙子多少钱？
<gadget id="calculator">400 - 168</gadget>
<output>232</output>

<gadget id="calculator">232 / 2</gadget>
<output>116</output>

<result>116</result>