Cut a piece of rectangular paper with a length of 48 cm and a width of 36 cm into a square with the same size and as large an area as possible. If there is no paper left, how many pieces can be cut at least?
把一张长48厘米，宽36厘米的长方形纸，裁成同样大小，面积尽可能大的正方形，纸没有剩余，至少可以裁多少个？
<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>

<gadget id="calculator">48 / 12</gadget>
<output>4</output>

<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<result>12</result>