Two road-building teams built roads. The first team built 394.5 meters, and the second team built 8.4 meters less than 1.6 times the first team. How many meters did the second team build?
两个修路队修路，第一队修了394.5米，第二队修的比第一队的1.6倍少8.4米，第二队修了多少米路？
<gadget id="calculator">394.5 * 1.6</gadget>
<output>631.2</output>

<gadget id="calculator">631.2 - 8.4</gadget>
<output>622.8</output>

<result>622.8</result>