canal is 1120 meters long, and 75 meters are repaired every day. After 12 days of repairing, how many meters are left to be repaired?
一条水渠长1120米，每天修75米，修了12天后，还剩多少米没修？
<gadget id="calculator">75 * 12</gadget>
<output>900</output>

<gadget id="calculator">1_120 - 900</gadget>
<output>220</output>

<result>220</result>