Calculation: ((2/5)+(3/4))/5%.
计算：((2/5)+(3/4))/5%．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

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

<gadget id="calculator">(2/5) + (3/4)</gadget>
<output>23/20 = around 1.15</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">(23/20) / (1/20)</gadget>
<output>23</output>

<result>23</result>