If the decimal point of a decimal is moved one place to the right and one place to the left, the difference between the two numbers is 34.65, what is the original number
一个小数的小数点向右移一位与向左移一位所得两数之差为34.65，则原来的数是多少
<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">34.65 / (99/10)</gadget>
<output>3.5</output>

<result>3.5</result>