There are some rectangular papers of equal size, each of which is 12 cm long and 8 cm wide. How many such rectangular papers are needed to form the smallest square?
有一些大小相等的长方形纸，每张长12厘米，宽8厘米，要把它们拼成一个最小的正方形，需几张这样的长方形纸？
<gadget id="calculator">24 / 12</gadget>
<output>2</output>

<gadget id="calculator">24 / 8</gadget>
<output>3</output>

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

<result>6</result>