(1/2)+(3/4)-(5/8)=how much.
(1/2)+(3/4)-(5/8)=多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

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

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">(3/4) - (5/8)</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/2) + (1/8)</gadget>
<output>5/8 = around 0.625</output>

<result>5/8 = around 0.625</result>