A piece of green land with an area of 560 square meters increases the width from 8 meters to 24 meters, and the length remains unchanged. How much is the expanded green area?
一块面积是560平方米的绿地，把宽从8米增加到24米，长不变．扩大后的绿地面积是多少？
<gadget id="calculator">560 / 8</gadget>
<output>70</output>

<gadget id="calculator">70 * 24</gadget>
<output>1_680</output>

<result>1_680</result>