A road repair team needs to repair 600 meters of road, and has already repaired 450 meters. If the rest is completed within 3 days, how many meters will be repaired every day?
一个修路队要修600米的路，已经修了450米，剩下的如果在3天内修完，每天要修多少米？
<gadget id="calculator">600 - 450</gadget>
<output>150</output>

<gadget id="calculator">150 / 3</gadget>
<output>50</output>

<result>50</result>