A square with a side length of 24 cm can be formed by a wire. If it is changed into a rectangle with a length of 2dm, what is the width of the rectangle?
用一根铁丝可围成一个边长为24cm的正方形．如果将它改围成一个长为2dm的长方形，长方形的宽应该是多少？
<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<gadget id="calculator">2 * 10</gadget>
<output>20</output>

<gadget id="calculator">48 - 20</gadget>
<output>28</output>

<result>28</result>