To dig a canal, the original plan was to dig 300 meters per day, but the actual digging was 75 meters more than planned every day. What percentage was the excess?
挖一条水渠，原计划每天挖300米，实际每天比计划多挖75米，超额百分之几？
<gadget id="calculator">75 / 300</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>