X: Y=(2/3), then ((X)/3): ((Y)/3)=how much.
X：Y=(2/3)，则((X)/3)：((Y)/3)=多少．
<gadget id="calculator">3 / 1</gadget>
<output>3</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>