The sum of the two numbers A and B is 66.55, and the decimal point of the number B is moved to the right by one bit, which is equal to the number A. What is the number A?
甲乙两数的和是66.55，乙数的小数点向右移动一位等于甲数，甲数是多少．
<gadget id="calculator">1 + 10</gadget>
<output>11</output>

<gadget id="calculator">66.55 / 11</gadget>
<output>6.05</output>

<gadget id="calculator">6.05 * 10</gadget>
<output>60.5</output>

<result>60.5</result>