To make 10 plastic boxes without lids, the length is 6dm, the width is 4dm, and the height is 5dm. It is estimated that 4m**2 plastic plates will be lost during the production process. How many plastic plates are needed to make these plastic boxes?
要制作10个无盖的塑料盒，长6dm，宽4dm，高5dm，预计在制作过程中要损耗4m**2的塑料板．制作这些塑料盒一共要准备多少塑料板？
<gadget id="calculator">6 + 4</gadget>
<output>10</output>

<gadget id="calculator">10 * 2 * 5</gadget>
<output>100</output>

<gadget id="calculator">4 * 6</gadget>
<output>24</output>

<gadget id="calculator">100 + 24</gadget>
<output>124</output>

<gadget id="calculator">124 * 10</gadget>
<output>1_240</output>

<gadget id="calculator">4 * 100</gadget>
<output>400</output>

<gadget id="calculator">1_240 + 400</gadget>
<output>1_640</output>

<result>1_640</result>