After a number is enlarged by 1000 times, and then reduced by 100 times, it is 0.56. What is the original decimal number?
一个数扩大1000倍后，再缩小100倍是0.56，原来这个小数是多少．
<gadget id="calculator">100 / 1_000</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">0.56 * (1/10)</gadget>
<output>0.056</output>

<result>0.056</result>