Both the numbers of A and B have three decimal places, and they are both 3.27 after rounding. What is the maximum difference between the two numbers of A and B?
甲乙两数都是三位小数，它们四舍五入之后都是3.27，甲乙两数的差最大是多少．
<gadget id="calculator">3.274 - 3.265</gadget>
<output>0.009</output>

<result>0.009</result>