What is the difference between the quotient of (1/4) divided by (1/5) minus (1/4)?
(1/4)除以(1/5)的商减去(1/4)，差是多少？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/4) / (1/5)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(5/4) - (1/4)</gadget>
<output>1</output>

<result>1</result>