A's number is 168, B's number is 8 times that of A's number, how much less is B's number than A's number?
甲数是168，乙数是甲数的8倍，乙数比甲数少多少？
<gadget id="calculator">168 * 8</gadget>
<output>1_344</output>

<gadget id="calculator">1_344 - 168</gadget>
<output>1_176</output>

<result>1_176</result>