Cut a piece of rectangular paper with a length of 30 cm and a width of 24 cm into small squares whose side lengths are whole centimeters. No surplus is allowed. How many pieces can be cut?
把一张长30cm，宽24cm的长方形纸剪成边长是整厘米数的小正方形，不许有剩余，至少可以剪成多少个？
<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">30 / 6</gadget>
<output>5</output>

<gadget id="calculator">4 * 5</gadget>
<output>20</output>

<result>20</result>