Calculation: (1+(1/3)+(1/4)+(1/5))*((1/3)+(1/4)+(1/5)+(1/6))- (1+(1/3)+(1/4)+(1/5)+(1/6))*((1/3)+(1/4)+(1/5))
计算：(1+(1/3)+(1/4)+(1/5))*((1/3)+(1/4)+(1/5)+(1/6))-(1+(1/3)+(1/4)+(1/5)+(1/6))*((1/3)+(1/4)+(1/5))
<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 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/3) + (1/4) + (1/5)</gadget>
<output>107/60 = around 1.783333</output>

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

<gadget id="calculator">(1/3) + (1/4) + (1/5) + (1/6)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">(107/60) * (19/20)</gadget>
<output>2_033/1_200 = around 1.694167</output>

<gadget id="calculator">1 + (1/3) + (1/4) + (1/5) + (1/6)</gadget>
<output>39/20 = around 1.95</output>

<gadget id="calculator">(1/3) + (1/4) + (1/5)</gadget>
<output>47/60 = around 0.783333</output>

<gadget id="calculator">(39/20) * (47/60)</gadget>
<output>611/400 = around 1.5275</output>

<gadget id="calculator">(2_033/1_200) - (611/400)</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>