Use a 48 decimeter long iron wire to make a cuboid frame, the frame height is 6 decimeters, and the ratio of length to width is 1:1. If it puts five batters on paper to make a cuboid lantern, how many square decimeters of paper are needed at least?
用一根48分米长的铁丝做成一个长方体框架，框架高6分米，长、宽之比是1：1．若把它的五个面糊上纸，做成一个长方体灯笼，至少需要多少平方分米的纸？
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">12 - 6</gadget>
<output>6</output>

<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">3 * 6 * 4</gadget>
<output>72</output>

<gadget id="calculator">9 + 72</gadget>
<output>81</output>

<result>81</result>