Zhang Zhong’s family bought a new suite of 164m**2. The living room of his house has a square-shaped floor with an area of 64m**2. If square tiles with a side length of 16cm are used for paving, how many such tiles are needed?
张中家新买了164m**2的套房，他家客厅里是一个正方形形状的地面，面积是64m**2，如果用边长为16cm的正方形瓷砖去铺，大约需要多少块这样的瓷砖？
<gadget id="calculator">16 * 16</gadget>
<output>256</output>

<gadget id="calculator">10_000 / 256</gadget>
<output>625/16 = around 39.0625</output>

<gadget id="calculator">64 * (625/16)</gadget>
<output>2_500</output>

<result>2_500</result>