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

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<result>5/8 = around 0.625</result>