Xiaoming's father bought a water cup of 23.8 yuan and paid 50 yuan. How much should he get back?
小明爸爸买了1个23.8元的水杯，付出50元，应找回多少元？
<gadget id="calculator">50 - 23.8</gadget>
<output>26.2</output>

<result>26.2</result>