The area of a rectangle is 640 square meters, and the width is 8 meters. If the width of the rectangle is doubled and the length remains the same, what is the current area in square meters?
一个长方形的面积是640平方米，宽是8米，现在将长方形的宽扩大到原来的2倍，长不变，现在的面积是多少平方米？
<gadget id="calculator">640 / 8</gadget>
<output>80</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">80 * 16</gadget>
<output>1_280</output>

<result>1_280</result>