The floor of Chen Qiang's living room is 5 meters long and 3 meters wide. How many square floor tiles with an area of 5 square decimeters are needed to pave the floor of the living room?
陈强家客厅地面长5米，宽3米．用面积是5平方分米的正方形地砖铺客厅地面，需要多少块？
<gadget id="calculator">3 / 0.05</gadget>
<output>60</output>

<gadget id="calculator">5 * 60</gadget>
<output>300</output>

<result>300</result>