A number is first expanded to 100 times of the original, and then reduced to (1/1000), the result is 3.65, what is the original number.
一个数先扩大到原来的100倍，再把它缩小到(1/1000)，结果是3.65，这个数原来是多少．
<gadget id="calculator">1_000 / 100</gadget>
<output>10</output>

<gadget id="calculator">3.65 * 10</gadget>
<output>36.5</output>

<result>36.5</result>