There is a rectangular field with a real length of 400 meters and a width of 160 meters. If 0.6 kg of wheat is harvested per square meter, how many tons of wheat can be harvested in this field?
有一块长方形地，实长是400米，宽160米．如果每平方米收小麦0.6千克，这块地可以收小麦多少吨？
<gadget id="calculator">0.6 / 1_000</gadget>
<output>0.0006</output>

<gadget id="calculator">400 * 160 * 0.0006</gadget>
<output>38.4</output>

<result>38.4</result>