There is a rectangular vegetable field, the length is 64 meters, and the width is half of the length. What is the area of this vegetable field in square meters?
有一块长方形菜地，长是64米，宽是长的一半，这块菜地的面积是多少平方米？
<gadget id="calculator">64 / 2</gadget>
<output>32</output>

<gadget id="calculator">64 * 32</gadget>
<output>2_048</output>

<result>2_048</result>