To make a computer cover with a length of 45 cm, a width of 30 cm, and a height of 35 cm, how many square meters of fabric should be used at least?
做一个长45厘米、宽30厘米、高35厘米的微机套，至少要用多少平方米布料？
<gadget id="calculator">45 * 30</gadget>
<output>1_350</output>

<gadget id="calculator">30 * 35</gadget>
<output>1_050</output>

<gadget id="calculator">35 * 45</gadget>
<output>1_575</output>

<gadget id="calculator">1_350 + 1_050 + 1_575</gadget>
<output>3_975</output>

<gadget id="calculator">3_975 * 2</gadget>
<output>7_950</output>

<gadget id="calculator">7_950 - 1_350</gadget>
<output>6_600</output>

<gadget id="calculator">6_600 / 10_000</gadget>
<output>33/50 = around 0.66</output>

<result>33/50 = around 0.66</result>