Mr. Li’s living room has an area of 36 square meters, and he plans to lay floor tiles with a side length of 3dm on the ground, and each floor tile is 15 yuan. How much do floor tiles cost?
李老师家客厅面积为，36㎡，准备在地面上铺边长是3dm的地砖，地砖每块15元．地砖共需要多少元？
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">(3/10) * (3/10)</gadget>
<output>9/100 = around 0.09</output>

<gadget id="calculator">36 / (9/100)</gadget>
<output>400</output>

<gadget id="calculator">400 * 15</gadget>
<output>6_000</output>

<result>6_000</result>