If (2/3) of A is equal to (3/5) of B, then A is ((())/(())) of B.
如果甲数的(2/3)等于乙数的(3/5)，那么甲数是乙数的((())/(()))．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(2/3) / (3/5)</gadget>
<output>10/9 = around 1.111111</output>

<gadget id="calculator">1 * (10/9)</gadget>
<output>10/9 = around 1.111111</output>

<gadget id="calculator">1 / (10/9)</gadget>
<output>9/10 = around 0.9</output>

<result>9/10 = around 0.9</result>