The ratio of roses and lilies in the flower basket is 4:5, and there are fewer roses than lilies ((())/(())).
花篮里玫瑰花和百合花枝数的比是4：5，玫瑰花比百合花少((())/(()))．
<gadget id="calculator">5 - 4</gadget>
<output>1</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>