There were 205 people on the car, 79 people got off at the station, and 128 people got on the car. How many people were on the car when driving again?
汽车上原有205人，到站有79人下车，有128人上车，再开车时车上有多少人？
<gadget id="calculator">205 - 79</gadget>
<output>126</output>

<gadget id="calculator">126 + 128</gadget>
<output>254</output>

<result>254</result>