Two engineering teams, A and B, repaired a river embankment together. Team A repaired 38 meters every day, and team B repaired 56 meters every day. After 7 days, the repair was completed. How many meters is this embankment long?
甲、乙两个工程队同修一条河堤，甲队每天每天修38米，乙队每天修56米，经过7天正好修完．这条河堤长多少米？
<gadget id="calculator">38 * 7</gadget>
<output>266</output>

<gadget id="calculator">56 * 7</gadget>
<output>392</output>

<gadget id="calculator">266 + 392</gadget>
<output>658</output>

<result>658</result>