A pair of cloth shoes is 25.65 yuan, and a pair of leather shoes is 216.45 yuan more expensive than cloth shoes. Teacher Wang bought a pair of leather shoes and paid the salesperson 300 yuan. How much should I get back?
一双布鞋25.65元，一双皮鞋比布鞋贵216.45元，王老师买一双皮鞋付给售货员300元，应找回多少元钱？
<gadget id="calculator">25.65 + 216.45</gadget>
<output>242.1</output>

<gadget id="calculator">300 - 242.1</gadget>
<output>57.9</output>

<result>57.9</result>