The quotient of (7/4) divided by (4/7) minus the reciprocal of (4/7), and the difference obtained is multiplied by (4/7). What is the result?
(7/4)除以(4/7)的商减去(4/7)的倒数，所得的差再乘(4/7)，结果是多少？
<gadget id="calculator">7 / 4</gadget>
<output>7/4 = around 1.75</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(7/4) / (4/7)</gadget>
<output>49/16 = around 3.0625</output>

<gadget id="calculator">(49/16) - (7/4)</gadget>
<output>21/16 = around 1.3125</output>

<gadget id="calculator">(21/16) * (4/7)</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>