A dripping faucet will drain 500 grams of water per hour. According to this calculation, how many tons of water will the faucet drain in a year. (365 days a year)
一个滴水的龙头，每小时要白白流掉500克水，照这样计算，这个水龙头一年流掉多少吨水．(一年365天)
<gadget id="calculator">500 / 1_000_000</gadget>
<output>1/2_000 = around 0.0005</output>

<gadget id="calculator">24 * 365 * (1/2_000)</gadget>
<output>219/50 = around 4.38</output>

<result>219/50 = around 4.38</result>