A building has 16 floors and is 54 meters high. Xiaodong's house is on the 9th floor. How far is the floor of Xiaodong's house from the ground?
一幢楼共有16层，高54米，小东的家在9楼，小东家的地板离地面有多少．
<gadget id="calculator">54 / 16</gadget>
<output>27/8 = around 3.375</output>

<gadget id="calculator">9 - 1</gadget>
<output>8</output>

<gadget id="calculator">(27/8) * 8</gadget>
<output>27</output>

<result>27</result>