Xiaohua uses a 36cm long iron wire to form a cuboid with a length of 4cm and a height of 3cm. What is the width of the cuboid in cm?
小华用一根36cm长的铁丝围成了一个长为4cm，高为3cm的长方体，则该长方体的宽是多少cm．
<gadget id="calculator">36 / 4</gadget>
<output>9</output>

<gadget id="calculator">9 - 3 - 4</gadget>
<output>2</output>

<result>2</result>