Mom took Lili to Xi'an by train. The train fare was 274 yuan. How much did they charge for the round trip?
妈妈带着丽丽坐火车去西安，火车票价是274元，她们往返一共要多少钱？
<gadget id="calculator">274 * 2 * 2</gadget>
<output>1_096</output>

<result>1_096</result>