Mom spent 125.4 yuan on shoes, 13.8 yuan on socks, and gave the salesperson 150 yuan. How much money is left?
妈妈买鞋用去125.4元，买袜子用去13.8元，给了售货员150元，还剩多少元？
<gadget id="calculator">150 - 139.2</gadget>
<output>10.8</output>

<result>10.8</result>