million 1 yuan coins weigh about 6 tons, how many tons does 100 million 1 yuan coins weigh? how many tons
100万枚1元硬币大约重6吨，1亿枚1元硬币大约重多少吨？多少吨
<gadget id="calculator">6 * 100</gadget>
<output>600</output>

<result>600</result>