Cut cardboard with a length of 120 cm and a width of 80 cm into equal areas, the largest square and no surplus, how many pieces can be cut into?
把长120cm、宽80cm的硬纸板裁成面积相等，最大的正方形而且没有剩余，可以裁成多少块．
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<result>6</result>