parking lot used to be 58 meters long and 30 meters wide. After expansion, the length and width have increased by 12 meters and 10 meters. What is the current parking lot area in square meters?
一个停车场原来长58米，宽30米，扩建后长增加了12米，宽增加了10米，现在的停车场面积是多少平方米？
<gadget id="calculator">58 + 12</gadget>
<output>70</output>

<gadget id="calculator">30 + 10</gadget>
<output>40</output>

<gadget id="calculator">70 * 40</gadget>
<output>2_800</output>

<result>2_800</result>