Column solution: (4/5) divided by the sum of (3/5) and (1/3), what is the quotient?
列式解答：(4/5)除(3/5)与(1/3)的和，商是多少？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(3/5) + (1/3)</gadget>
<output>14/15 = around 0.933333</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(14/15) / (4/5)</gadget>
<output>7/6 = around 1.166667</output>

<result>7/6 = around 1.166667</result>