A road construction team plans to build a 450-meter road. It has been repaired for 5 days, and 60 meters are repaired every day. How many meters are left to be repaired?
一个修路队计划修路450米，已经修了5天，每天修60米，还剩多少米没修？
<gadget id="calculator">60 * 5</gadget>
<output>300</output>

<gadget id="calculator">450 - 300</gadget>
<output>150</output>

<result>150</result>