A professional grain household has contracted a rectangular paddy field with a length of 240 meters and a width of 100 meters. This year the land harvested a total of 1,800 tons of grain. What is the average yield per hectare?
一个粮食专业户承包了一块长方形水田，水田长240米，宽100米，今年这块地共收粮食1800吨，平均每公顷产量是多少千克？
<gadget id="calculator">100 / 10_000</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">240 * (1/100)</gadget>
<output>12/5 = around 2.4</output>

<gadget id="calculator">1_800 / (12/5)</gadget>
<output>750</output>

<gadget id="calculator">750 * 1_000</gadget>
<output>750_000</output>

<result>750_000</result>