Divide (7/2) by the difference between (3/2) and (2/3) and multiply by the sum of (1/4) and (1/6). What is the product?
(7/2)除以(3/2)与(2/3)的差，再乘(1/4)与(1/6)的和，积是多少？
<gadget id="calculator">7 / 2</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

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

<gadget id="calculator">(3/2) - (2/3)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(7/2) / (5/6)</gadget>
<output>21/5 = around 4.2</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/4) + (1/6)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(21/5) * (5/12)</gadget>
<output>7/4 = around 1.75</output>

<result>7/4 = around 1.75</result>