Use floor tiles with a side length of 3 decimeters to pave the floor, and 480 tiles are just finished. How many square bricks with an area of 16 square decimeters are used instead?
用边长是3分米的地砖铺地，480块正好铺完．如果改用面积是16平方分米的方砖需要多少块？
<gadget id="calculator">3 * 3 * 480</gadget>
<output>4_320</output>

<gadget id="calculator">4_320 / 16</gadget>
<output>270</output>

<result>270</result>