How much less is the reciprocal of the product of (14/5) and 4.5 than the quotient of (15/4) divided by (1/2)?
(14/5)与4.5的积的倒数比(15/4)除(1/2)的商少多少？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">15 / 4</gadget>
<output>15/4 = around 3.75</output>

<gadget id="calculator">(1/2) / (15/4)</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">14 / 5</gadget>
<output>14/5 = around 2.8</output>

<gadget id="calculator">(14/5) * 4.5</gadget>
<output>12.6</output>

<gadget id="calculator">1 / 12.6</gadget>
<output>0.079365</output>

<gadget id="calculator">(2/15) - 0.079365</gadget>
<output>0.053968</output>

<result>0.053968</result>