If you cut a square paper with a side length of 6 decimeters into small squares with a side length of 3 decimeters, how many pieces can be cut out in total?
边长为6分米的正方形纸，将它剪成边长是3分米的小正方形，一共可以剪出多少个？
<gadget id="calculator">6 / 3</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<result>4</result>