Ten sheets of a kind of paper weigh about 5 grams, and how many tons does 80 million sheets weigh? How many
一种纸10张约重5克，8千万张大约重多少吨？多少
<gadget id="calculator">5 / 10 / 1_000_000</gadget>
<output>1/2_000_000 = around 0</output>

<gadget id="calculator">8 * 10_000_000 * (1/2_000_000)</gadget>
<output>40</output>

<result>40</result>