The road construction team repaired a section of 450-meter road. It was originally planned to be completed in 18 days, but the task was actually completed 3 days ahead of schedule. How many meters were actually repaired per day?
修路队修一段450米的公路，原计划18天完成，实际提前3天完成了任务，实际每天修多少米？
<gadget id="calculator">18 - 3</gadget>
<output>15</output>

<gadget id="calculator">450 / 15</gadget>
<output>30</output>

<result>30</result>