"It's a small matter, but saving is a big thing." There are about 1.4 billion people in my country. If each person saves 10 grams of grain, the whole country can save about how many tons of grain.
"点滴事小，节约事大"，我国约有14亿人，如果每人节约10克粮食，全国就可节约大约多少吨粮食．
<gadget id="calculator">10 / 1_000_000</gadget>
<output>1/100_000 = around 0.00001</output>

<gadget id="calculator">1_400_000_000 * (1/100_000)</gadget>
<output>14_000</output>

<result>14_000</result>