A's number is 6.8, which is 0.2 less than B's number, what is the sum of A's and B's two numbers
甲数是6.8，比乙数少0.2，甲乙两数的和是多少
<gadget id="calculator">6.8 + 0.2 + 6.8</gadget>
<output>13.8</output>

<result>13.8</result>