A train travels at a speed of 60 km/h, and a car travels twice as fast as the train. If both the car and the train travel for 3 hours, how much more kilometers will the car travel than the train?
一列火车以60千米/时的速度行驶，一辆小轿车的速度是火车的2倍，如果这辆汽车和这列火车都行驶3小时，汽车比火车多行驶多少千米？
<gadget id="calculator">60 * 2 * 3</gadget>
<output>360</output>

<gadget id="calculator">60 * 3</gadget>
<output>180</output>

<gadget id="calculator">360 - 180</gadget>
<output>180</output>

<result>180</result>