The number A is the largest one-digit number, and the number B is the largest two-digit decimal number less than 1. The correct statement in the following options is what is the sum of the two numbers
甲数是最大的一位数，乙数是小于1的最大的两位小数，下面选项中说法正确的是两数的和是多少
<gadget id="calculator">9 + 0.99</gadget>
<output>9.99</output>

<result>9.99</result>