Dad is going to pave the living room with a length of 6.8 meters and a width of 4.5 meters with square bricks with a side length of 0.6 meters. How many such floor tiles are needed?
爸爸准备给长6.8米，宽4.5米的客厅铺上边长是0.6米的正方形方砖，需要这样的地砖多少块？
<gadget id="calculator">0.6 * 0.6</gadget>
<output>0.36</output>

<gadget id="calculator">4.5 / 0.36</gadget>
<output>12.5</output>

<gadget id="calculator">6.8 * 12.5</gadget>
<output>85</output>

<result>85</result>