A piece of 100 yuan RMB covers an area of about 120 square centimeters. Zhang Ming's family bought a new house with 150,000 yuan. If the 150,000 yuan is all 100 yuan, if they are spread on the ground, how many square meters can be paved.
一张100元的人民币面积大约120平方厘米，张明家花了15万元人民币买了新房子．如果这15万元全是100元的人民币，把它们平铺在地面上，大约可以铺多少平方米．
<gadget id="calculator">150_000 / 100</gadget>
<output>1_500</output>

<gadget id="calculator">120 / 10_000</gadget>
<output>3/250 = around 0.012</output>

<gadget id="calculator">1_500 * (3/250)</gadget>
<output>18</output>

<result>18</result>