Father and mother take Xiao Ming on a trip and want to buy a train ticket. Adult tickets are 212 yuan each, and child tickets are 133 yuan each. Mom pays the conductor auntie 600 yuan. How much should I get back?
爸爸、妈妈带小明去旅游，要买火车票，成人票每张212元，儿童票每张133元，妈妈付给售票员阿姨600元，应找回多少钱？
<gadget id="calculator">212 * 2</gadget>
<output>424</output>

<gadget id="calculator">600 - 424 - 133</gadget>
<output>43</output>

<result>43</result>