(2/3) of number A is equal to (3/4) of number B, how much more number A is than number B.
甲数的(2/3)等于乙数的(3/4)，甲数比乙数多多少．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(2/3) / (3/4)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">1 * (8/9)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">1 - (8/9)</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">(1/9) / (8/9)</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>