Cut a rectangular piece of paper with a length of 120 cm and a width of 80 cm into several equal small squares, and there is no surplus, how many pieces can be cut at least?
把长120厘米、宽80厘米的长方形纸片剪成若干个相等的小正方形，并且无剩余，最少可以剪多少个？
<gadget id="calculator">2 * 2 * 2 * 5</gadget>
<output>40</output>

<gadget id="calculator">40 * 40</gadget>
<output>1_600</output>

<gadget id="calculator">80 / 1_600</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">120 * (1/20)</gadget>
<output>6</output>

<result>6</result>