The number A is 10, and the number B is 2 less than the number A. Find the percentage that A is more than B. What is the correct formula?
甲数是10，乙数比甲数少2，求甲比乙多百分之几，正确的列式是多少
<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>