A farm plans to harvest 224 hectares of rice, and 84 hectares were harvested in the first 3 days. According to this calculation, how many days will it take to harvest the remaining rice?
某农场计划收割水稻224公顷，前3天收割了84公顷，照这样计算，剩下的水稻还需要多少天才能收割完？
<gadget id="calculator">224 - 84</gadget>
<output>140</output>

<gadget id="calculator">84 / 3</gadget>
<output>28</output>

<gadget id="calculator">140 / 28</gadget>
<output>5</output>

<result>5</result>