Solve problems with comprehensive formulas or equations: divide the difference between (1/3) and (1/4) and their sum, what is the quotient?
列综合算式或方程解题：(1/3)与(1/4)的差去除它们的和，商是多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">(1/3) + (1/4)</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(7/12) / (1/12)</gadget>
<output>7</output>

<result>7</result>