(3/4) of a number is (4/5), what is (3/8) of this number.
一个数的(3/4)是(4/5)，这个数的(3/8)是多少．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">(4/5) / (3/4)</gadget>
<output>16/15 = around 1.066667</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(16/15) * (3/8)</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>