The rectangular small square is 6 meters long and 3 meters wide. Now it needs to be paved with floor tiles. It is planned to use square bricks with a side length of 6 decimeters to pave the floor. How many pieces are needed?
长方形小广场长6米，宽3米，现在需要铺地砖，计划用边长6分米的方砖来铺地板，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">6 * (25/3)</gadget>
<output>50</output>

<result>50</result>