First reduce 9 to its (1/10), and then expand to 100 times of the new number, the result is how many times the original number.
把9先缩小到它的(1/10)，再扩大到新数的100倍，结果是原来的多少倍．
<gadget id="calculator">10 / 1</gadget>
<output>10</output>

<result>10</result>