The difference between the two numbers obtained by moving a decimal point to the right and moving a decimal point to the left is 33.66, what is the original decimal?
一个小数向右移动一位与向左移动一位小数点所得两数的差为33.66，则原小数是多少．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">10 - (1/10)</gadget>
<output>99/10 = around 9.9</output>

<gadget id="calculator">33.66 / (99/10)</gadget>
<output>3.4</output>

<result>3.4</result>