A cuboid glass fish tank without a cover is 2.2 meters long, 1.5 meters wide, and 11 decimeters high. How many square meters of glass is needed to make such a fish tank?
一个长方体无盖的玻璃鱼缸，长2.2米，宽1.5米，高11分米，做这样的一个鱼缸，需玻璃多少平方米？
<gadget id="calculator">2.2 * 1.5</gadget>
<output>3.3</output>

<gadget id="calculator">11 / 10</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">2.2 * (11/10) * 2</gadget>
<output>4.84</output>

<gadget id="calculator">1.5 * (11/10) * 2</gadget>
<output>3.3</output>

<gadget id="calculator">3.3 + 4.84 + 3.3</gadget>
<output>11.44</output>

<result>11.44</result>