How many kilometers is (2/3) of (3/4) kilometers (expressed in the simplest fraction).
(3/4)千米的(2/3)是多少千米(用最简分数表示)．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

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

<gadget id="calculator">(3/4) * (2/3)</gadget>
<output>1/2 = around 0.5</output>

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