A classroom is 9 meters long and 8 meters wide, and it is planned to use square bricks with a side length of 6 decimeters to pave the floor. At least how many of these floor tiles are needed to cover the classroom floor?
一间教室长9米，宽8米，计划用边长6分米的方砖铺地．至少需要多少块这样的地砖才能铺满教室的地板？
<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<gadget id="calculator">100 / 36</gadget>
<output>25/9 = around 2.777778</output>

<gadget id="calculator">9 * 8 * (25/9)</gadget>
<output>200</output>

<result>200</result>