A rectangular rice field is 300 meters long and 200 meters wide. This year, an average of 1,200 kilograms of rice is harvested per hectare. How many kilograms of rice is harvested in this paddy field?
一块长方形稻田，长300米，宽200米．今年平均每公顷收稻谷1200千克．这块稻田共收稻谷多少千克？
<gadget id="calculator">200 / 10_000</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">300 * (1/50)</gadget>
<output>6</output>

<gadget id="calculator">1_200 * 6</gadget>
<output>7_200</output>

<result>7_200</result>