rectangular rice field is 600 meters long and 450 meters wide. If 205 kilograms of fertilizer is applied per hectare, how many kilograms of fertilizer is applied to this paddy field?
一块长方形稻田，长600米，宽450米．如果每公顷施肥205千克，这块稻田一共施肥多少千克？
<gadget id="calculator">450 / 10_000</gadget>
<output>9/200 = around 0.045</output>

<gadget id="calculator">205 * 600 * (9/200)</gadget>
<output>5_535</output>

<result>5_535</result>