Liangliang's family needs to replace a cloth cover (without a bottom) with a length of 75 cm, a width of 50 cm, and a height of 1.6 m. At least how many square meters should be used?
亮亮家要给一个长75厘米，宽50厘米，高1.6米换布罩(没有底面)．至少要用多少平方米？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(3/4) * (1/2)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/4) * 1.6</gadget>
<output>1.2</output>

<gadget id="calculator">(1/2) * 1.6</gadget>
<output>0.8</output>

<gadget id="calculator">1.2 + 0.8</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">(3/8) + 4</gadget>
<output>35/8 = around 4.375</output>

<result>35/8 = around 4.375</result>