rectangular vegetable field has an area of 400 square meters and a width of 8 meters. Now the length of the vegetable field remains the same, but the width increases to 48 meters. What is the area of the enlarged vegetable field in square meters?
一块长方形菜地的面积是400平方米，宽8米．现在这块菜地的长不变，宽增加到48米．扩大后菜地的面积是多少平方米．
<gadget id="calculator">400 / 8</gadget>
<output>50</output>

<gadget id="calculator">50 * 48</gadget>
<output>2_400</output>

<result>2_400</result>