(((1/2)*(1/3)*(1/4)*(1/5)+(3/2)*(3/4)*(3/5))/((1/2 )*(2/3)*(2/5)))=how much.
(((1/2)*(1/3)*(1/4)*(1/5)+(3/2)*(3/4)*(3/5))/((1/2)*(2/3)*(2/5)))=多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<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">(1/2) * (1/3) * (1/4) * (1/5)</gadget>
<output>1/120 = around 0.008333</output>

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

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/2) * (3/4) * (3/5)</gadget>
<output>27/40 = around 0.675</output>

<gadget id="calculator">(1/120) + (27/40)</gadget>
<output>41/60 = around 0.683333</output>

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

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(1/2) * (2/3) * (2/5)</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">(41/60) / (2/15)</gadget>
<output>41/8 = around 5.125</output>

<result>41/8 = around 5.125</result>