A children's top is 50 yuan, and a pair of trousers is 8 yuan cheaper than the top. How much is this suit?
一件儿童上衣50元，一条长裤比上衣便宜8元．这套衣服多少钱？
<gadget id="calculator">50 - 8</gadget>
<output>42</output>

<gadget id="calculator">42 + 50</gadget>
<output>92</output>

<result>92</result>