Lingling's rectangular dining room is 3.6 meters long and 3 meters wide. How many square bricks with a side length of 6 decimeters are needed to pave the floor?
玲玲家的长方形餐厅，长是3.6米，宽是3米．用边长6分米的方砖铺地，至少需要多少块？
<gadget id="calculator">6 / 10</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) * (3/5)</gadget>
<output>9/25 = around 0.36</output>

<gadget id="calculator">3 / (9/25)</gadget>
<output>25/3 = around 8.333333</output>

<gadget id="calculator">3.6 * (25/3)</gadget>
<output>30</output>

<result>30</result>