The ratio of number A to number B is 3:2, how much greater is number A than number B
甲数与乙数的比是3：2，甲数比乙数大多少
<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>