A sidewalk is 27 meters long and 3 meters wide. How many cement bricks are needed to pave the floor with cement bricks with an area of 9 square decimeters?
一条人行道长27米，宽3米．用面积是9平方分米的水泥砖铺地，需要这样的水泥砖多少块？
<gadget id="calculator">100 / 9</gadget>
<output>100/9 = around 11.111111</output>

<gadget id="calculator">27 * 3 * (100/9)</gadget>
<output>900</output>

<result>900</result>