The ratio of the subtrahend and the difference is 3:5, and the subtrahend is the number of the minuend.
减数和差的比是3：5，减数是被减数的多少．
<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>