What is the result after subtracting 0.1 from 0.1 and adding 0.1 to the 10 times reduction
0.1扩大10倍以后减去0.1再缩小10倍后加上0.1结果是多少
<gadget id="calculator">0.1 * 10</gadget>
<output>1</output>

<gadget id="calculator">1 - 0.1</gadget>
<output>0.9</output>

<gadget id="calculator">0.9 / 10</gadget>
<output>0.09</output>

<gadget id="calculator">0.09 + 0.1</gadget>
<output>0.19</output>

<result>0.19</result>