If the number of A is (3/4) of the number of B, and the number of B is (2/3) of the number of C, then the number of A is the number of C
如果甲数是乙数的(3/4)，乙数是丙数的(2/3)，则甲数是丙数的多少
<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>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>