A weaving factory produced 1,800 meters of cloth on a certain day, which was 300 meters more than planned. By what percentage was it overfulfilled?
某织布厂某天生产了1800米布，超过计划300米，超额完成了百分之几？
<gadget id="calculator">1_800 - 300</gadget>
<output>1_500</output>

<gadget id="calculator">300 / 1_500</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>