construction team digs a foundation with a length of 40.5 meters, a width of 24 meters, and a depth of 2 meters. The excavated soil weighs an average of 7 tons per 4 cubic meters. Let's go, how many times do we need to transport?
一个建筑队挖地基，长40.5米，宽24米，深2米，挖出的土平均每4立方米重7吨，如果用载重4.5吨的一辆汽车把这些土的(2/3)运走，需运多少次？
<gadget id="calculator">40.5 * 24 * 2</gadget>
<output>1_944</output>

<gadget id="calculator">1_944 / 4</gadget>
<output>486</output>

<gadget id="calculator">486 * 7</gadget>
<output>3_402</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3_402 * (2/3)</gadget>
<output>2_268</output>

<gadget id="calculator">2_268 / 4.5</gadget>
<output>504</output>

<result>504</result>