A canal is 1312 meters long. It has been repaired for 8 days, and there are 456 meters left to be repaired. How many meters are repaired per day on average?
一条水渠全长1312米．已经修了8天，还剩456米没修，平均每天修多少米？
<gadget id="calculator">1_312 - 456</gadget>
<output>856</output>

<gadget id="calculator">856 / 8</gadget>
<output>107</output>

<result>107</result>